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#CFF021

#cff021 ≈ Chartreuse Yellow

  • yellow-green
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#cff021 is a color from the yellow-green family, with medium lightness and vivid saturation. In the RGB model it is made of 81.18% red, 94.12% green and 12.94% blue; printed in CMYK it uses 13.75% cyan, 0% magenta, 86.25% yellow and 5.88% black. Its hue angle is 69.57°, with 87.34% saturation and 53.53% lightness in HSL. It is a warm color, often associated with freshness, growth and vitality. Designers typically use it for eco-friendly brands, health and wellness and call-to-action buttons. Black text on this color reaches a contrast ratio of 16.14:1 (WCAG AAA). The closest named color is Chartreuse Yellow (#dfff00), ΔE 3.59.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ccff33
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.757

Complementary

  1. #cff021
  2. #4221f0

Split complementary

  1. #cff021
  2. #2167f0
  3. #aa21f0

Analogous

  1. #f0aa21
  2. #cff021
  3. #67f021

Triadic

  1. #cff021
  2. #21cff0
  3. #f021cf

Tetradic

  1. #cff021
  2. #21f042
  3. #4221f0
  4. #f021cf

Square

  1. #cff021
  2. #21f0aa
  3. #4221f0
  4. #f02167

Monochromatic

  1. #607008
  2. #9db80c
  3. #cff021
  4. #def569
  5. #eefab0

Shades

#cff021 mixed progressively with black.

  1. #cff021
  2. #bad81e
  3. #a6c01a
  4. #91a817
  5. #7c9014
  6. #687811
  7. #53600d
  8. #3e480a
  9. #293007
  10. #151803
  11. #000000

Tints

#cff021 mixed progressively with white.

  1. #cff021
  2. #d4f237
  3. #d9f34d
  4. #ddf564
  5. #e2f67a
  6. #e7f890
  7. #ecf9a6
  8. #f1fbbc
  9. #f5fcd3
  10. #fafee9
  11. #ffffff

Tones

#cff021 mixed progressively with gray.

  1. #cff021
  2. #c7e52b
  3. #bfda34
  4. #b7ce3e
  5. #afc347
  6. #a8b851
  7. #a0ad5a
  8. #98a264
  9. #90966d
  10. #888b77
  11. #808080

Readable text 1.3:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 16.14:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #e2e2e2 ≈ 0.003% of males
Achromatomaly #dae7b5 ≈ 0.001% of males
Protanopia #ffe200 ≈ 1.01% of males
Deuteranopia #fce23c ≈ 1.27% of males
Tritanopia #dce3cd ≈ 0.0001% of males
Protanomaly #eee800 ≈ 1.08% of males
Deuteranomaly #ece833 ≈ 4.63% of males
Tritanomaly #d7e8a4 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-cff021 {
  color: #cff021;
}
Background
.bg-cff021 {
  background-color: #cff021;
  color: #000000;
}
Border
.border-cff021 {
  border: 2px solid #cff021;
}
CSS variables
:root {
  --color-primary: #cff021;
  --color-primary-rgb: 207 240 33;
  --color-primary-hsl: 70 87% 54%;
}
Gradient
.gradient-cff021 {
  background: linear-gradient(135deg, #cff021, #67f021);
}
Colored shadow
.shadow-cff021 {
  box-shadow: 0 8px 24px rgb(207 240 33 / 0.35);
}

#dfff00 Chartreuse Yellow ΔE 3.59 #ccff00 Electric Lime ΔE 3.66 #d1e231 Pear ΔE 3.77 #e3ff00 Lemon Lime ΔE 3.94 #a7fc00 Spring Bud ΔE 7.20 #bdda57 June Bud ΔE 7.34 #adff2f Green Yellow ΔE 7.43 #300fde Inverted #e2e2e2 Grayscale 

Chartreuse Yellow
#cff021  rgb(207, 240, 33)  hsl(70, 87%, 54%)  Chartreuse Yellow
#4221f0  rgb(66, 33, 240)  hsl(250, 87%, 54%)  Han Purple
#21cff0  rgb(33, 207, 240)  hsl(190, 87%, 54%)  Sky Blue
#f021cf  rgb(240, 33, 207)  hsl(310, 87%, 54%)  Shocking Pink