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#FEEF28

#feef28 ≈ Aureolin

  • yellow
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#feef28 is a color from the yellow family, with medium lightness and vivid saturation. In the RGB model it is made of 99.61% red, 93.73% green and 15.69% blue; printed in CMYK it uses 0% cyan, 5.91% magenta, 84.25% yellow and 0.39% black. Its hue angle is 55.79°, with 99.07% saturation and 57.65% lightness in HSL. It is a warm color, often associated with optimism, attention and joy. Designers typically use it for highlights and warnings, children's products and call-to-action buttons. Black text on this color reaches a contrast ratio of 17.59:1 (WCAG AAA). The closest named color is Aureolin (#fdee00), ΔE 0.97.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ffff33
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.8296

Complementary

  1. #feef28
  2. #2837fe

Split complementary

  1. #feef28
  2. #28a2fe
  3. #8428fe

Analogous

  1. #fe8428
  2. #feef28
  3. #a2fe28

Triadic

  1. #feef28
  2. #28feef
  3. #ef28fe

Tetradic

  1. #feef28
  2. #37fe28
  3. #2837fe
  4. #ef28fe

Square

  1. #feef28
  2. #28fe84
  3. #2837fe
  4. #fe28a2

Monochromatic

  1. #8c8301
  2. #d9c901
  3. #feef28
  4. #fef574
  5. #fffac0

Shades

#feef28 mixed progressively with black.

  1. #feef28
  2. #e5d724
  3. #cbbf20
  4. #b2a71c
  5. #988f18
  6. #7f7814
  7. #666010
  8. #4c480c
  9. #333008
  10. #191804
  11. #000000

Tints

#feef28 mixed progressively with white.

  1. #feef28
  2. #fef13e
  3. #fef253
  4. #fef469
  5. #fef57e
  6. #fff794
  7. #fff9a9
  8. #fffabf
  9. #fffcd4
  10. #fffdea
  11. #ffffff

Tones

#feef28 mixed progressively with gray.

  1. #feef28
  2. #f1e431
  3. #e5d93a
  4. #d8ce42
  5. #ccc34b
  6. #bfb854
  7. #b2ac5d
  8. #a6a166
  9. #99966e
  10. #8d8b77
  11. #808080

Readable text 1.19:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 17.59:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #ebebeb ≈ 0.003% of males
Achromatomaly #f3edbd ≈ 0.001% of males
Protanopia #ffe600 ≈ 1.01% of males
Deuteranopia #ffef3c ≈ 1.27% of males
Tritanopia #ffdecd ≈ 0.0001% of males
Protanomaly #ffea00 ≈ 1.08% of males
Deuteranomaly #ffef35 ≈ 4.63% of males
Tritanomaly #ffe5a4 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-feef28 {
  color: #feef28;
}
Background
.bg-feef28 {
  background-color: #feef28;
  color: #000000;
}
Border
.border-feef28 {
  border: 2px solid #feef28;
}
CSS variables
:root {
  --color-primary: #feef28;
  --color-primary-rgb: 254 239 40;
  --color-primary-hsl: 56 99% 58%;
}
Gradient
.gradient-feef28 {
  background: linear-gradient(135deg, #feef28, #a2fe28);
}
Colored shadow
.shadow-feef28 {
  box-shadow: 0 8px 24px rgb(254 239 40 / 0.35);
}

#fdee00 Aureolin ΔE 0.97 #ffef00 Canary Yellow ΔE 1.04 #fff600 Cadmium Yellow ΔE 2.11 #fff700 Lemon ΔE 2.34 #eee600 Titanium Yellow ΔE 2.67 #f0e130 Dandelion ΔE 3.25 #ffff31 Daffodil ΔE 4.23 #0110d7 Inverted #ebebeb Grayscale 

Aureolin
#feef28  rgb(254, 239, 40)  hsl(56, 99%, 58%)  Aureolin
#2837fe  rgb(40, 55, 254)  hsl(236, 99%, 58%)  Han Purple
#28feef  rgb(40, 254, 239)  hsl(176, 99%, 58%)  Turquoise Blue
#ef28fe  rgb(239, 40, 254)  hsl(296, 99%, 58%)  Fuchsia