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#FEF033

#fef033 ≈ Aureolin

  • yellow
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#fef033 is a color from the yellow family, with medium lightness and vivid saturation. In the RGB model it is made of 99.61% red, 94.12% green and 20% blue; printed in CMYK it uses 0% cyan, 5.51% magenta, 79.92% yellow and 0.39% black. Its hue angle is 55.86°, with 99.02% saturation and 59.8% 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 17.73:1 (WCAG AAA). The closest named color is Aureolin (#fdee00), ΔE 1.52.

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 luminance0.8363

Complementary

  1. #fef033
  2. #3341fe

Split complementary

  1. #fef033
  2. #33a6fe
  3. #8a33fe

Analogous

  1. #fe8a33
  2. #fef033
  3. #a6fe33

Triadic

  1. #fef033
  2. #33fef0
  3. #f033fe

Tetradic

  1. #fef033
  2. #41fe33
  3. #3341fe
  4. #f033fe

Square

  1. #fef033
  2. #33fe8a
  3. #3341fe
  4. #fe33a6

Monochromatic

  1. #978d01
  2. #e3d401
  3. #fef033
  4. #fef67f
  5. #fffbcb

Shades

#fef033 mixed progressively with black.

  1. #fef033
  2. #e5d82e
  3. #cbc029
  4. #b2a824
  5. #98901f
  6. #7f781a
  7. #666014
  8. #4c480f
  9. #33300a
  10. #191805
  11. #000000

Tints

#fef033 mixed progressively with white.

  1. #fef033
  2. #fef247
  3. #fef35c
  4. #fef570
  5. #fef685
  6. #fff899
  7. #fff9ad
  8. #fffbc2
  9. #fffcd6
  10. #fffeeb
  11. #ffffff

Tones

#fef033 mixed progressively with gray.

  1. #fef033
  2. #f1e53b
  3. #e5da42
  4. #d8ce4a
  5. #ccc352
  6. #bfb85a
  7. #b2ad61
  8. #a6a269
  9. #999671
  10. #8d8b78
  11. #808080

Readable text 1.18:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 17.73:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #ececec ≈ 0.003% of males
Achromatomaly #f3edbe ≈ 0.001% of males
Protanopia #ffe700 ≈ 1.01% of males
Deuteranopia #ffef44 ≈ 1.27% of males
Tritanopia #ffdfce ≈ 0.0001% of males
Protanomaly #ffeb13 ≈ 1.08% of males
Deuteranomaly #fff03e ≈ 4.63% of males
Tritanomaly #ffe6a6 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-fef033 {
  color: #fef033;
}
Background
.bg-fef033 {
  background-color: #fef033;
  color: #000000;
}
Border
.border-fef033 {
  border: 2px solid #fef033;
}
CSS variables
:root {
  --color-primary: #fef033;
  --color-primary-rgb: 254 240 51;
  --color-primary-hsl: 56 99% 60%;
}
Gradient
.gradient-fef033 {
  background: linear-gradient(135deg, #fef033, #a6fe33);
}
Colored shadow
.shadow-fef033 {
  box-shadow: 0 8px 24px rgb(254 240 51 / 0.35);
}

#fdee00 Aureolin ΔE 1.52 #ffef00 Canary Yellow ΔE 1.59 #fff600 Cadmium Yellow ΔE 2.21 #fff700 Lemon ΔE 2.41 #eee600 Titanium Yellow ΔE 2.81 #f0e130 Dandelion ΔE 3.28 #fcf75e Icterine ΔE 3.79 #010fcc Inverted #ececec Grayscale 

Aureolin
#fef033  rgb(254, 240, 51)  hsl(56, 99%, 60%)  Aureolin
#3341fe  rgb(51, 65, 254)  hsl(236, 99%, 60%)  Majorelle Blue
#33fef0  rgb(51, 254, 240)  hsl(176, 99%, 60%)  Turquoise Blue
#f033fe  rgb(240, 51, 254)  hsl(296, 99%, 60%)  Fuchsia