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#EFCA1F

#efca1f ≈ Jonquil

  • yellow
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#efca1f is a color from the yellow family, with medium lightness and vivid saturation. In the RGB model it is made of 93.73% red, 79.22% green and 12.16% blue; printed in CMYK it uses 0% cyan, 15.48% magenta, 87.03% yellow and 6.27% black. Its hue angle is 49.33°, with 86.67% saturation and 52.94% 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 13.14:1 (WCAG AAA). The closest named color is Jonquil (#f4ca16), ΔE 1.28.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ffcc33
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.6069

Complementary

  1. #efca1f
  2. #1f44ef

Split complementary

  1. #efca1f
  2. #1facef
  3. #621fef

Analogous

  1. #ef621f
  2. #efca1f
  3. #acef1f

Triadic

  1. #efca1f
  2. #1fefca
  3. #ca1fef

Tetradic

  1. #efca1f
  2. #44ef1f
  3. #1f44ef
  4. #ca1fef

Square

  1. #efca1f
  2. #1fef62
  3. #1f44ef
  4. #ef1fac

Monochromatic

  1. #6d5b08
  2. #b5970d
  3. #efca1f
  4. #f4db66
  5. #f9ecae

Shades

#efca1f mixed progressively with black.

  1. #efca1f
  2. #d7b61c
  3. #bfa219
  4. #a78d16
  5. #8f7913
  6. #786510
  7. #60510c
  8. #483d09
  9. #302806
  10. #181403
  11. #000000

Tints

#efca1f mixed progressively with white.

  1. #efca1f
  2. #f1cf35
  3. #f2d54c
  4. #f4da62
  5. #f5df79
  6. #f7e58f
  7. #f9eaa5
  8. #faefbc
  9. #fcf4d2
  10. #fdfae9
  11. #ffffff

Tones

#efca1f mixed progressively with gray.

  1. #efca1f
  2. #e4c329
  3. #d9bb32
  4. #ceb43c
  5. #c3ac46
  6. #b8a550
  7. #ac9e59
  8. #a19663
  9. #968f6d
  10. #8b8776
  11. #808080

Readable text 1.6:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 13.14:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #cccccc ≈ 0.003% of males
Achromatomaly #dbcba4 ≈ 0.001% of males
Protanopia #e1c600 ≈ 1.01% of males
Deuteranopia #ead12f ≈ 1.27% of males
Tritanopia #ffb9ad ≈ 0.0001% of males
Protanomaly #e7c800 ≈ 1.08% of males
Deuteranomaly #ecce29 ≈ 4.63% of males
Tritanomaly #fbc08a ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-efca1f {
  color: #efca1f;
}
Background
.bg-efca1f {
  background-color: #efca1f;
  color: #000000;
}
Border
.border-efca1f {
  border: 2px solid #efca1f;
}
CSS variables
:root {
  --color-primary: #efca1f;
  --color-primary-rgb: 239 202 31;
  --color-primary-hsl: 49 87% 53%;
}
Gradient
.gradient-efca1f {
  background: linear-gradient(135deg, #efca1f, #acef1f);
}
Colored shadow
.shadow-efca1f {
  box-shadow: 0 8px 24px rgb(239 202 31 / 0.35);
}

#f4ca16 Jonquil ΔE 1.28 #ffd300 Cyber Yellow ΔE 3.12 #ffd700 Gold ΔE 3.55 #f4c430 Saffron ΔE 3.59 #ffcc33 Sunglow ΔE 4.00 #e4d00a Citrine ΔE 4.46 #ffdb58 Mustard ΔE 4.91 #1035e0 Inverted #cccccc Grayscale 

Jonquil
#efca1f  rgb(239, 202, 31)  hsl(49, 87%, 53%)  Jonquil
#1f44ef  rgb(31, 68, 239)  hsl(229, 87%, 53%)  Iris
#1fefca  rgb(31, 239, 202)  hsl(169, 87%, 53%)  Aquamarine
#ca1fef  rgb(202, 31, 239)  hsl(289, 87%, 53%)  Electric Purple