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#EFCD23

#efcd23 ≈ Jonquil

  • yellow
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#efcd23 is a color from the yellow family, with medium lightness and vivid saturation. In the RGB model it is made of 93.73% red, 80.39% green and 13.73% blue; printed in CMYK it uses 0% cyan, 14.23% magenta, 85.36% yellow and 6.27% black. Its hue angle is 50°, with 86.44% saturation and 53.73% 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 13.43:1 (WCAG AAA). The closest named color is Jonquil (#f4ca16), ΔE 2.06.

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 luminance0.6213

Complementary

  1. #efcd23
  2. #2345ef

Split complementary

  1. #efcd23
  2. #23abef
  3. #6723ef

Analogous

  1. #ef6723
  2. #efcd23
  3. #abef23

Triadic

  1. #efcd23
  2. #23efcd
  3. #cd23ef

Tetradic

  1. #efcd23
  2. #45ef23
  3. #2345ef
  4. #cd23ef

Square

  1. #efcd23
  2. #23ef67
  3. #2345ef
  4. #ef23ab

Monochromatic

  1. #715f08
  2. #b89c0d
  3. #efcd23
  4. #f4dd6a
  5. #f9edb2

Shades

#efcd23 mixed progressively with black.

  1. #efcd23
  2. #d7b920
  3. #bfa41c
  4. #a79019
  5. #8f7b15
  6. #786712
  7. #60520e
  8. #483e0b
  9. #302907
  10. #181504
  11. #000000

Tints

#efcd23 mixed progressively with white.

  1. #efcd23
  2. #f1d239
  3. #f2d74f
  4. #f4dc65
  5. #f5e17b
  6. #f7e691
  7. #f9eba7
  8. #faf0bd
  9. #fcf5d3
  10. #fdfae9
  11. #ffffff

Tones

#efcd23 mixed progressively with gray.

  1. #efcd23
  2. #e4c52c
  3. #d9be36
  4. #ceb63f
  5. #c3ae48
  6. #b8a752
  7. #ac9f5b
  8. #a19764
  9. #968f6d
  10. #8b8877
  11. #808080

Readable text 1.56:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 13.43:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #cfcfcf ≈ 0.003% of males
Achromatomaly #dccea6 ≈ 0.001% of males
Protanopia #e3c800 ≈ 1.01% of males
Deuteranopia #ecd332 ≈ 1.27% of males
Tritanopia #ffbcaf ≈ 0.0001% of males
Protanomaly #e8ca00 ≈ 1.08% of males
Deuteranomaly #edd12d ≈ 4.63% of males
Tritanomaly #fbc38d ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-efcd23 {
  color: #efcd23;
}
Background
.bg-efcd23 {
  background-color: #efcd23;
  color: #000000;
}
Border
.border-efcd23 {
  border: 2px solid #efcd23;
}
CSS variables
:root {
  --color-primary: #efcd23;
  --color-primary-rgb: 239 205 35;
  --color-primary-hsl: 50 86% 54%;
}
Gradient
.gradient-efcd23 {
  background: linear-gradient(135deg, #efcd23, #abef23);
}
Colored shadow
.shadow-efcd23 {
  box-shadow: 0 8px 24px rgb(239 205 35 / 0.35);
}

#f4ca16 Jonquil ΔE 2.06 #ffd300 Cyber Yellow ΔE 3.19 #ffd700 Gold ΔE 3.24 #e4d00a Citrine ΔE 3.63 #f4c430 Saffron ΔE 4.46 #ffdb58 Mustard ΔE 4.53 #ffdf00 Golden Yellow ΔE 4.56 #1032dc Inverted #cfcfcf Grayscale 

Jonquil
#efcd23  rgb(239, 205, 35)  hsl(50, 86%, 54%)  Jonquil
#2345ef  rgb(35, 69, 239)  hsl(230, 86%, 54%)  Iris
#23efcd  rgb(35, 239, 205)  hsl(170, 86%, 54%)  Turquoise
#cd23ef  rgb(205, 35, 239)  hsl(290, 86%, 54%)  Electric Purple