Encycolorpedia

#ffbc0e十六進の色コード

#ffbc0e Paint Chip十六進の色コード#ffbc0e黄色の色合いです。光の三原色RGBにおいて色モデル#ffbc0eは100%の赤色、73.73%の绿色、5.49%の青色でできている。HSLで色彩空間#ffbc0eは43°度の色調、100%の彩度、53%の明るさを有している。この色は約579.84nmの波長である。

色のバリエーション

名前付き色

配色

ダウンロード:GIMP GPL Adobe ASE (Adobe Swatch Exchange) Sketch Palette

#ffbc0eを補足するための#0ed9ff線上グラデーション

  1. #ffbc0e
  2. #f0c14d
  3. #dec674
  4. #c8cb98
  5. #abcfba
  6. #80d4dd
  7. #0ed9ff

単色

  1. #d39700
  2. #e2a300
  3. #f0af00
  4. #ffbc0e
  5. #ffc926
  6. #ffd637
  7. #ffe346

色調

  1. #ffbc0e
  2. #edb336
  3. #dbaa4b
  4. #c7a15d
  5. #b4986c
  6. #9e8f7a
  7. #878787

色彩勾配

#ffbc0e黒まで

  1. #ffbc0e
  2. #ffc74a
  3. #ffd271
  4. #ffdd95
  5. #ffe8b8
  6. #fff3dc
  7. #ffffff / #fff

#ffbc0e白まで

  1. #ffbc0e
  2. #d09a16
  3. #a37918
  4. #795a18
  5. #503c15
  6. #2b210f
  7. #000000 / #000

塗料

類似の塗料

  1. Coronado Paint

    1. ★ 7869 - Golden Ray
      #ffbc17
      ΔE = 0.302 / LRV ≈ 57.3%
    2. AC103 - Cha Cha
      #f0b51b
      ΔE = 3.557 / LRV ≈ 51.7%
  2. Behr

    1. ★ Empire Yellow 340B-7
      #ffbc00
      ΔE = 0.327 / LRV ≈ 57.2%
    2. Extreme Yellow P260-7
      #ffb62b
      ΔE = 2.873 / LRV ≈ 54.9%
  3. Pantone / PMS

    1. ★ 7549 XGC
      #ffbc00
      ΔE = 0.327 / LRV ≈ 57.2%
    2. 3514 U
      #f4b43d
      ΔE = 4.495 / LRV ≈ 52.2%
  4. Taubmans

    1. ★ Lemon Loud / T10 5C-2
      #ffbd0c
      ΔE = 0.361 / LRV ≈ 57.7%
    2. Texas Gold / T12 14.H6
      #f3b600
      ΔE = 2.891 / LRV ≈ 52.5%
  5. Disney

    1. ★ 1B-20 Laser Beam
      #ffbb00 / #fb0
      ΔE = 0.389 / LRV ≈ 56.8%
    2. 1C-20-4 Bee a Friend
      #ffc646
      ΔE = 3.927 / LRV ≈ 62.1%
  6. Evonik-Degussa

    1. ★ 236
      #ffbd01
      ΔE = 0.523 / LRV ≈ 57.7%
    2. 7023D Buttercup Bouquet
      #ffc337
      ΔE = 2.641 / LRV ≈ 60.6%
  7. ICI Paints

    1. ★ 3536 Omega Yellow 37YY 61/867
      #ffbd00
      ΔE = 0.541 / LRV ≈ 57.7%
    2. Curry Spice 45YY 62/805
      #fac30b
      ΔE = 2.878 / LRV ≈ 59.4%
  8. Clark+Kensington

    1. ★ Yellow Finch / 19D-5
      #ffba00
      ΔE = 0.653 / LRV ≈ 56.4%
    2. Etruscan Gold / 21D-5
      #eec100
      ΔE = 4.511 / LRV ≈ 56.3%
  9. General Paint

    1. ★ Sonar / CLV 1120N
      #ffbc20
      ΔE = 0.714 / LRV ≈ 57.3%
    2. ★ Studio / CL 1756N
      #ffc01d
      ΔE = 1.298 / LRV ≈ 59.1%
  10. Jedynka

    1. ★ Aranyló Sárga
      #febe0e
      ΔE = 0.762 / LRV ≈ 57.9%
    2. Sárga Ringló
      #f5b748
      ΔE = 4.570 / LRV ≈ 53.8%
  11. Benjamin Moore

    1. ★ Yellow Flash / 2021-10
      #ffbe01
      ΔE = 0.828 / LRV ≈ 58.1%
    2. ★ Warriors Yellow / SC-02
      #ffc001
      ΔE = 1.483 / LRV ≈ 59.0%
  12. Brighto Paints

    1. ★ 1-12-7 Gold Finger
      #ffbe00
      ΔE = 0.842 / LRV ≈ 58.1%
    2. 1-10-6 Banana Alley
      #ffc139
      ΔE = 2.389 / LRV ≈ 59.7%
  13. Sikkens

    1. ★ F3.64.74
      #ffbe24
      ΔE = 0.948 / LRV ≈ 58.2%
    2. F8.66.75
      #f9c81e
      ΔE = 4.454 / LRV ≈ 61.5%
  14. British Standard

    1. ★ BS381 363 - Bold yellow
      #fcbe11
      ΔE = 1.017 / LRV ≈ 57.6%
    2. BS381 355 - Lemon
      #f2b425
      ΔE = 3.630 / LRV ≈ 51.7%
  15. Dulux

    1. ★ Sunflower Symphony 4 / 23YY 62/816
      #ffba1f
      ΔE = 1.107 / LRV ≈ 56.5%
    2. Sunny Savannah 3 / 45YY 62/805
      #f7c500
      ΔE = 3.989 / LRV ≈ 59.7%
  16. Natural Color System / NCS

    1. ★ S 1060-Y10R
      #ffbe28
      ΔE = 1.131 / LRV ≈ 58.2%
    2. S 1080-Y
      #ffb400
      ΔE = 2.624 / LRV ≈ 53.9%
  17. Pratt & Lambert

    1. ★ Canary Yellow 12-8
      #ffbb25
      ΔE = 1.157 / LRV ≈ 56.9%
    2. ★ Empire Yellow 14-14
      #fbbe23
      ΔE = 1.225 / LRV ≈ 57.5%
  18. GM / General Motors

    1. ★ Golden Yellow
      #ffbf00
      ΔE = 1.164 / LRV ≈ 58.5%
    2. Marigold
      #f4c149
      ΔE = 3.972 / LRV ≈ 57.9%
  19. Sigma

    1. ★ Yellow Ocre / S 0570-Y10R
      #fabb24
      ΔE = 1.299 / LRV ≈ 56.0%
    2. Yellow Ocre / S 1070-Y10R
      #f9b931
      ΔE = 2.333 / LRV ≈ 55.1%
  20. Ford

    1. ★ Yellow
      #ffc024
      ΔE = 1.373 / LRV ≈ 59.1%
    2. Screaming Yellow
      #ffba39
      ΔE = 2.761 / LRV ≈ 56.7%
  21. Valspar Paint

    1. ★ Marigold
      #fcb810
      ΔE = 1.378 / LRV ≈ 55.0%
    2. English Primrose X69R140E
      #efbc26
      ΔE = 3.368 / LRV ≈ 54.5%
  22. Lascaux

    1. ★ Diarylide yellow / 114
      #fdb813
      ΔE = 1.380 / LRV ≈ 55.2%
  23. Plascon

    1. ★ Good Day Sunshine O6-A1-1
      #fcc024
      ΔE = 1.572 / LRV ≈ 58.5%
    2. Millionaire Gold Y2-B1-1
      #f4bc38
      ΔE = 2.867 / LRV ≈ 55.5%
  24. Sherwin-Williams

    1. ★ Goldfinch - 6905
      #fdb702
      ΔE = 1.600 / LRV ≈ 54.8%
    2. Citrus - 6906
      #ffc401
      ΔE = 2.830 / LRV ≈ 60.7%
  25. Federal Standard

    1. ★ Federal Standard 33538
      #ffb700
      ΔE = 1.621 / LRV ≈ 55.1%
    2. Federal Standard 13655
      #ffc700
      ΔE = 3.854 / LRV ≈ 62.1%
  26. Caparol

    1. ★ 70 72 60 / Laser 35
      #fcb820
      ΔE = 1.686 / LRV ≈ 55.1%
    2. 65 60 80 / Palazzo 310
      #e8b430
      ΔE = 5.248 / LRV ≈ 50.0%
  27. Dunn-Edwards

    1. ★ Vibrant Honey / 2830
      #ffbd31
      ΔE = 1.688 / LRV ≈ 57.9%
    2. Sunflower / 2328
      #f0be3a
      ΔE = 3.626 / LRV ≈ 55.7%
  28. Porter Paints

    1. ★ Fall Gold / 117-7
      #ffbd32
      ΔE = 1.760 / LRV ≈ 57.9%
    2. Naple's Gold / 116-7
      #ffc333
      ΔE = 2.503 / LRV ≈ 60.5%
  29. Dulux Australia

    1. ★ Gold Rush / A169
      #fcba2d
      ΔE = 1.784 / LRV ≈ 56.0%
    2. Softsun / A206
      #f3c440
      ΔE = 4.200 / LRV ≈ 58.9%
  30. Albany Paint

    1. ★ Goldfinch
      #ffb717
      ΔE = 1.834 / LRV ≈ 55.2%
    2. ★ Cheetah
      #ffb825
      ΔE = 1.962 / LRV ≈ 55.7%
  31. Little Greene

    1. ★ Palazzo
      #ffc12e
      ΔE = 1.878 / LRV ≈ 59.6%
    2. Lopez
      #ffc636
      ΔE = 3.374 / LRV ≈ 61.9%
  32. Games Workshop - Citadel

    1. ★ Averland Sunset
      #fdb825
      ΔE = 1.880 / LRV ≈ 55.3%
  33. CIL

    1. ★ Brilliance
      #ffc130
      ΔE = 1.950 / LRV ≈ 59.6%
    2. Golden Sun
      #f5b21e
      ΔE = 3.753 / LRV ≈ 51.4%
  34. Nippon Paint

    1. ★ Meadow Daisy / NP YO 1141 A
      #f9c028
      ΔE = 2.007 / LRV ≈ 58.0%
    2. Circus Top / NP YO 1134 A
      #ffc801
      ΔE = 4.185 / LRV ≈ 62.6%
  35. Volkswagen

    1. ★ Lagos Yellow
      #ffb60b
      ΔE = 2.017 / LRV ≈ 54.7%
    2. Rallye Yellow
      #f7c841
      ΔE = 4.713 / LRV ≈ 61.5%
  36. Glidden

    1. ★ Fall Gold / PPG1205-7
      #ffbc35
      ΔE = 2.089 / LRV ≈ 57.5%
    2. Rise-N-Shine / PPG1206-7
      #ffc632
      ΔE = 3.309 / LRV ≈ 61.9%
  37. Colortrend

    1. ★ 0858
      #ffc200
      ΔE = 2.164 / LRV ≈ 59.8%
    2. 0837
      #f0c430
      ΔE = 4.506 / LRV ≈ 58.2%
  38. Peintures MF

    1. ★ Canari
      #ffc200
      ΔE = 2.164 / LRV ≈ 59.8%
    2. Or tibétain
      #ffc54f
      ΔE = 4.316 / LRV ≈ 61.8%
  39. Earthpaint

    1. ★ 1-12-6 Dandelion
      #ffc31e
      ΔE = 2.275 / LRV ≈ 60.4%
    2. 1-13-7 Glory Yellow
      #efb908
      ΔE = 3.361 / LRV ≈ 53.1%
  40. Farrow & Ball

    1. Babouche / 223
      #f6bf27
      ΔE = 2.300 / LRV ≈ 57.0%
  41. Olympic

    1. Bumble Bee A13-6
      #fbbc39
      ΔE = 2.337 / LRV ≈ 56.8%
    2. Rise-N-Shine A15-6
      #ffba35
      ΔE = 2.441 / LRV ≈ 56.6%
  42. California Paints

    1. DEA 118 - Yellow Summer
      #f9b500
      ΔE = 2.386 / LRV ≈ 53.2%
    2. DE 5342 - Bumblebee
      #ffc82a
      ΔE = 3.903 / LRV ≈ 62.7%
  43. Levis

    1. Clear Yellow A80
      #f5b700
      ΔE = 2.413 / LRV ≈ 53.3%
    2. Clear Yellow A70
      #fbb847
      ΔE = 4.267 / LRV ≈ 55.2%
  44. RAL

    1. RAL 1021 / Colza Yellow
      #f6b600
      ΔE = 2.449 / LRV ≈ 53.1%
    2. RAL 1018 / Zinc Yellow
      #faca30
      ΔE = 4.900 / LRV ≈ 62.8%
  45. Great Wall

    1. Classic Yellow / 0302A
      #f4b800
      ΔE = 2.459 / LRV ≈ 53.5%
    2. Lemon Yellow / 0323C
      #edb01f
      ΔE = 5.041 / LRV ≈ 49.2%
  46. Scib Paints

    1. Inca Gold / 7909
      #ffc300
      ΔE = 2.501 / LRV ≈ 60.3%
    2. Firefly Glow / 7950
      #ffba40
      ΔE = 3.369 / LRV ≈ 56.8%
  47. PPG Pittsburgh Paints

    1. Naple's Gold 116-7
      #ffc333
      ΔE = 2.503 / LRV ≈ 60.5%
    2. Orange Ice 118-7
      #ffb638
      ΔE = 3.698 / LRV ≈ 55.0%
  48. Audi

    1. Imola Yellow / 1T, 1T1T, LY1C
      #fab935
      ΔE = 2.551 / LRV ≈ 55.3%
  49. Testors

    1. Testors 1169
      #fec300
      ΔE = 2.565 / LRV ≈ 60.1%
    2. Testors 2514C
      #fcae00
      ΔE = 4.555 / LRV ≈ 51.0%
  50. Cloverdale Paint

    1. Golden Ray / 7869
      #ffc428
      ΔE = 2.605 / LRV ≈ 60.9%
    2. Devonshire / 7893
      #f4b33d
      ΔE = 4.763 / LRV ≈ 51.8%
  51. Model Master

    1. Model Master 28004
      #fbbb3b
      ΔE = 2.622 / LRV ≈ 56.4%
    2. Model Master 2917
      #fcc336
      ΔE = 2.714 / LRV ≈ 60.0%
  52. Vista Paint

    1. Antique Gold
      #f8ba38
      ΔE = 2.650 / LRV ≈ 55.4%
    2. Dried Mustard
      #eab41e
      ΔE = 4.704 / LRV ≈ 50.2%
  53. Berger

    1. Antique Gold / 7918
      #f8ba38
      ΔE = 2.650 / LRV ≈ 55.4%
    2. Devonshire / 7893
      #f2ba2b
      ΔE = 2.828 / LRV ≈ 54.2%
  54. Colorhouse

    1. Aspire .06
      #ffba38
      ΔE = 2.679 / LRV ≈ 56.7%
  55. Humbrol

    1. 154 Insignia Yellow
      #fcb414
      ΔE = 2.718 / LRV ≈ 53.4%
    2. 24 Trainer Yellow
      #fdbf4e
      ΔE = 3.978 / LRV ≈ 58.7%
  56. Brillux

    1. 06.21.15
      #f8b400
      ΔE = 2.741 / LRV ≈ 52.6%
    2. 03.21.15
      #f7c400
      ΔE = 3.684 / LRV ≈ 59.3%
  57. Wattyl

    1. Helios / B56W
      #ffc433
      ΔE = 2.759 / LRV ≈ 61.0%
    2. Lucky Stars / B67W
      #ffb215
      ΔE = 3.494 / LRV ≈ 53.2%
  58. Laura Ashley

    1. 815 Imperial Yellow
      #febd3f
      ΔE = 2.766 / LRV ≈ 57.8%
  59. Chrysler

    1. Broom Yellow
      #fbc300
      ΔE = 2.848 / LRV ≈ 59.5%
    2. Viper Bright Yellow
      #f9c605
      ΔE = 4.009 / LRV ≈ 60.5%
  60. Australian Standard AS2700

    1. Y26 Homebush Yellow
      #fcc41a
      ΔE = 2.852 / LRV ≈ 60.3%
    2. Y13 Vivid Yellow
      #fcae00
      ΔE = 4.555 / LRV ≈ 51.0%
  61. Crayola

    1. Fiery Orange
      #feb300
      ΔE = 2.924 / LRV ≈ 53.3%
    2. Sunglow
      #ffcc33 / #fc3
      ΔE = 5.215 / LRV ≈ 64.7%
  62. Toyo Ink

    1. CF10178
      #fbb305
      ΔE = 2.932 / LRV ≈ 52.8%
    2. CF10177
      #fcaf22
      ΔE = 4.701 / LRV ≈ 51.5%
  63. Duron

    1. Brittlebush
      #f6bc3e
      ΔE = 2.983 / LRV ≈ 55.9%
    2. Goldenrod
      #ffbd42
      ΔE = 3.082 / LRV ≈ 58.1%
  64. Geely

    1. Wheat Yellow Solid / 314
      #f8b423
      ΔE = 3.110 / LRV ≈ 52.7%
  65. Asian Paints

    1. Turmeric / 7941
      #feb200
      ΔE = 3.259 / LRV ≈ 52.9%
    2. Mustard / 7901
      #eab42a
      ΔE = 4.822 / LRV ≈ 50.3%
  66. Opaltone / OMS

    1. 4020
      #f9c33f
      ΔE = 3.265 / LRV ≈ 59.5%
    2. 4019
      #f9c258
      ΔE = 4.847 / LRV ≈ 59.4%
  67. Beckers

    1. Physalis 660 / S 1470-Y31R
      #f4bd42
      ΔE = 3.394 / LRV ≈ 56.0%
  68. Tikkurila

    1. 0265 / Yellow
      #f5c32c
      ΔE = 3.399 / LRV ≈ 58.6%
    2. 0465 / Buttercup
      #ffb20e
      ΔE = 3.401 / LRV ≈ 53.1%
  69. Crown Diamond

    1. 7279-54 Sunflower Yellow
      #ffc347
      ΔE = 3.523 / LRV ≈ 60.7%
    2. 7275-64 Dark Lemon
      #f1bf42
      ΔE = 3.833 / LRV ≈ 56.4%
  70. Sanderson

    1. Empire Gold
      #f9c442
      ΔE = 3.586 / LRV ≈ 60.0%
  71. Resene

    1. Hive Y77-174-086
      #efbd00
      ΔE = 3.630 / LRV ≈ 54.7%
    2. Golden Tainoi Y85-127-077
      #ffc152
      ΔE = 4.368 / LRV ≈ 60.0%
  72. Diamond Vogel

    1. Glowing Lantern / 0941
      #f8ba45
      ΔE = 3.661 / LRV ≈ 55.5%
    2. Fresh Scent / 0837
      #f0c430
      ΔE = 4.506 / LRV ≈ 58.2%
  73. Kelly-Moore

    1. Devonshire / KM3504-Y
      #f1bb40
      ΔE = 3.714 / LRV ≈ 54.6%
    2. Firefly Glow / KM3559-3
      #ffba4d
      ΔE = 4.647 / LRV ≈ 56.9%
  74. Crown Paint

    1. Tibetan Gold
      #ffbb48
      ΔE = 3.946 / LRV ≈ 57.3%
  75. Bristol

    1. Sun Valley / P018-W7
      #fdc800
      ΔE = 4.324 / LRV ≈ 62.2%
    2. Flashy / P017-W6
      #feca00
      ΔE = 4.931 / LRV ≈ 63.3%
  76. Alcro

    1. Saffran
      #f4c500
      ΔE = 4.432 / LRV ≈ 59.2%
  77. Nerolac

    1. April Sun - 2034
      #efb741
      ΔE = 4.465 / LRV ≈ 52.6%
  78. Dutch Boy

    1. Unmellow Yellow
      #ffca2b
      ΔE = 4.564 / LRV ≈ 63.7%
    2. Marigold
      #ffc357
      ΔE = 4.845 / LRV ≈ 61.0%
  79. Sico

    1. 6096-54 Bunch O'bananas
      #ffca3d
      ΔE = 4.661 / LRV ≈ 63.8%
    2. 6095-54 Clover Honey
      #ffca49
      ΔE = 4.963 / LRV ≈ 64.0%
  80. Flügger

    1. Boogie Night (IN-782)
      #f9c800
      ΔE = 4.698 / LRV ≈ 61.5%
  81. Dupont

    1. CAS218
      #ffaf1e
      ΔE = 4.704 / LRV ≈ 52.0%
    2. CAS226
      #f6be56
      ΔE = 4.821 / LRV ≈ 57.1%
  82. Martha Stewart Living

    1. Sunflower E10
      #fdc259
      ΔE = 4.965 / LRV ≈ 60.2%
  83. Dr

    1. Lemon Yellow / 4005
      #e8b524
      ΔE = 4.972 / LRV ≈ 50.3%
  84. Tollens

    1. T2062-2
      #f5c554
      ΔE = 4.998 / LRV ≈ 60.0%
    2. T2062-3
      #f9c35b
      ΔE = 5.143 / LRV ≈ 59.9%
  85. Focoltone

    1. 1173
      #fdca00
      ΔE = 5.000 / LRV ≈ 63.1%
    2. 3389
      #f7af2c
      ΔE = 5.013 / LRV ≈ 50.6%
  86. Jotun

    1. 8198 / Gnist
      #fccb39
      ΔE = 5.081 / LRV ≈ 63.7%
  87. Devoe Paint

    1. Yellow Jacket / 45YY 64/787
      #fccb29
      ΔE = 5.096 / LRV ≈ 63.6%
    2. Swedish Green / 40YY 58/565
      #efc154
      ΔE = 5.182 / LRV ≈ 57.1%

色覚異常

1色覚

2色型色覚

3色型色覚

HTML&CSS例

#ffbc0e前景

我田引水。

<p style="color: #ffbc0e">…</p>

#ffbc0e背景

美人薄命。

<p style="background-color: #ffbc0e">…</p>

#ffbc0eテキストに影をつける

自業自得。

<p style="text-shadow: 0.1em 0.1em 0.15em #ffbc0e">…</p>

構成表

色空間変換

十進
16759822
二進法
11111111, 10111100, 00001110
十六進法
#ffbc0e
LRV
≈ 57.3%
最も近い短い16進数
#fb1 ΔE = 0.380
RGB
rgb(255, 188, 14)
RGBA
rgba(255, 188, 14, 1.0)
rg色度
r: 0.558, g: 0.411, b: 0.031
RYB
赤色: 41.882%, 黄色: 100.000%, 青色: 5.490%
Android/android.graphics.Color
-17394/0xffffbc0e
HSL
hsl(43, 100%, 53%)
HSLA
hsla(43, 100%, 53%, 1.0)
HSV/HSB
色相: 43° (43.320), 飽和: 95% (0.945), 値: 100% (1.000)
HSP
色相: 43.320, 飽和: 94.510%, 知覚される明るさ: 78.639%
HSLuv(HUSL)
H: 55.484, S: 100.026, L: 80.327
Cubehelix
H: 41.512, S: 1.911, L: 0.741
TSL
T: 2.192, S: 0.319, L: 0.738
CMYK
シアン色: 0% (0.000), マゼンタ色: 26% (0.263), 黄色: 95% (0.945), キー・プレート: 0% (0.000)
CMY
シアン色: 0% (0.000), マゼンタ色: 26% (0.263), 黄色: 95% (0.945)
XYZ
X: 59.307, Y: 57.263, Z: 8.345
xyY
x: 0.475, y: 0.458, Y: 57.263
Lab色空間
L: 80.327, a: 12.056, b: 81.128
CIELuv
L: 80.327, u: 56.025, v: 81.469
CIELCH/LCHab
L: 80.327, C: 82.019, H: 81.547
CIELUV/LCHuv
L: 80.327, C: 98.874, H: 55.484
Hunter-Lab
L: 75.672, a: 7.470, b: 46.432
CIECAM02
J: 75.226, C: 66.602, h: 82.092, Q: 170.881, M: 58.242, s: 58.381, H: 87.269
OSA-UCS
明度: -9.780, 黄色: 10.754, 緑色: -1.502
LMS
L: 66.705, M: 55.527, S: 9.163
YCbCr
Y: 177.659, Cb: 41.698, Cr: 169.767
YCoCg
Y: 161.250, Cg: 26.750, Co: 124.000
YDbDr
Y: 188.197, Db: -262.092, Dr: -127.069
YPbPr
Y: 189.743, Pb: -94.705, Pr: 41.504
xvYCC
Y: 178.956, Cb: 44.808, Cr: 164.458
YIQ
Y: 188.197, I: 95.813, Q: -39.970
YUV
Y: 188.197, U: -85.720, V: 58.607
マンセルカラーシステム
2.5Y 8/12 ΔE = 1.047
ブランドカラー
Southwest Airlines Sunrise Yellow ΔE = 1.255

ランダム色