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#EFCF19

#efcf19 ≈ Jonquil

  • yellow
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#efcf19 is a color from the yellow family, with medium lightness and vivid saturation. In the RGB model it is made of 93.73% red, 81.18% green and 9.8% blue; printed in CMYK it uses 0% cyan, 13.39% magenta, 89.54% yellow and 6.27% black. Its hue angle is 51.03°, with 86.99% saturation and 51.76% 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 13.61:1 (WCAG AAA). The closest named color is Jonquil (#f4ca16), ΔE 2.69.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ffcc00
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.6305

Complementary

  1. #efcf19
  2. #1939ef

Split complementary

  1. #efcf19
  2. #19a4ef
  3. #6419ef

Analogous

  1. #ef6419
  2. #efcf19
  3. #a4ef19

Triadic

  1. #efcf19
  2. #19efcf
  3. #cf19ef

Tetradic

  1. #efcf19
  2. #39ef19
  3. #1939ef
  4. #cf19ef

Square

  1. #efcf19
  2. #19ef64
  3. #1939ef
  4. #ef19a4

Monochromatic

  1. #685907
  2. #af970c
  3. #efcf19
  4. #f4de61
  5. #f9eda8

Shades

#efcf19 mixed progressively with black.

  1. #efcf19
  2. #d7ba17
  3. #bfa614
  4. #a79112
  5. #8f7c0f
  6. #78680d
  7. #60530a
  8. #483e08
  9. #302905
  10. #181503
  11. #000000

Tints

#efcf19 mixed progressively with white.

  1. #efcf19
  2. #f1d430
  3. #f2d947
  4. #f4dd5e
  5. #f5e275
  6. #f7e78c
  7. #f9eca3
  8. #faf1ba
  9. #fcf5d1
  10. #fdfae8
  11. #ffffff

Tones

#efcf19 mixed progressively with gray.

  1. #efcf19
  2. #e4c723
  3. #d9bf2e
  4. #ceb738
  5. #c3af42
  6. #b8a84d
  7. #aca057
  8. #a19861
  9. #96906b
  10. #8b8876
  11. #808080

Readable text 1.54:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 13.61:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #d0d0d0 ≈ 0.003% of males
Achromatomaly #ddd0a6 ≈ 0.001% of males
Protanopia #e5ca00 ≈ 1.01% of males
Deuteranopia #eed42d ≈ 1.27% of males
Tritanopia #ffbeb1 ≈ 0.0001% of males
Protanomaly #e9cc00 ≈ 1.08% of males
Deuteranomaly #eed226 ≈ 4.63% of males
Tritanomaly #fbc58d ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-efcf19 {
  color: #efcf19;
}
Background
.bg-efcf19 {
  background-color: #efcf19;
  color: #000000;
}
Border
.border-efcf19 {
  border: 2px solid #efcf19;
}
CSS variables
:root {
  --color-primary: #efcf19;
  --color-primary-rgb: 239 207 25;
  --color-primary-hsl: 51 87% 52%;
}
Gradient
.gradient-efcf19 {
  background: linear-gradient(135deg, #efcf19, #a4ef19);
}
Colored shadow
.shadow-efcf19 {
  box-shadow: 0 8px 24px rgb(239 207 25 / 0.35);
}

#f4ca16 Jonquil ΔE 2.69 #e4d00a Citrine ΔE 2.99 #ffd700 Gold ΔE 2.99 #ffd300 Cyber Yellow ΔE 3.26 #ffdf00 Golden Yellow ΔE 3.92 #ffe135 Banana Yellow ΔE 4.06 #ffdb58 Mustard ΔE 4.79 #1030e6 Inverted #d0d0d0 Grayscale 

Jonquil
#efcf19  rgb(239, 207, 25)  hsl(51, 87%, 52%)  Jonquil
#1939ef  rgb(25, 57, 239)  hsl(231, 87%, 52%)  Han Purple
#19efcf  rgb(25, 239, 207)  hsl(171, 87%, 52%)  Turquoise
#cf19ef  rgb(207, 25, 239)  hsl(291, 87%, 52%)  Electric Purple