ColorTool
Log in
#EF4F2A

#ef4f2a ≈ Coquelicot

  • red
  • Lightness: medium
  • Saturation: vivid
  • Warm
Check contrast Explore in graph Random color

#ef4f2a is a color from the red family, with medium lightness and vivid saturation. In the RGB model it is made of 93.73% red, 30.98% green and 16.47% blue; printed in CMYK it uses 0% cyan, 66.95% magenta, 82.43% yellow and 6.27% black. Its hue angle is 11.27°, with 86.03% saturation and 55.1% lightness in HSL. It is a warm color, often associated with energy, passion and urgency. Designers typically use it for food and restaurant brands, sales and promotions and call-to-action buttons. Black text on this color reaches a contrast ratio of 5.82:1 (WCAG AA). The closest named color is Coquelicot (#ff3800), ΔE 3.92.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ff6633
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2411

Complementary

  1. #ef4f2a
  2. #2acaef

Split complementary

  1. #ef4f2a
  2. #2aefb2
  3. #2a68ef

Analogous

  1. #ef2a68
  2. #ef4f2a
  3. #efb22a

Triadic

  1. #ef4f2a
  2. #2aef4f
  3. #4f2aef

Tetradic

  1. #ef4f2a
  2. #caef2a
  3. #2acaef
  4. #4f2aef

Square

  1. #ef4f2a
  2. #68ef2a
  3. #2acaef
  4. #b22aef

Monochromatic

  1. #771e09
  2. #be2f0e
  3. #ef4f2a
  4. #f48a71
  5. #fac5b8

Shades

#ef4f2a mixed progressively with black.

  1. #ef4f2a
  2. #d74726
  3. #bf3f22
  4. #a7371d
  5. #8f2f19
  6. #782815
  7. #602011
  8. #48180d
  9. #301008
  10. #180804
  11. #000000

Tints

#ef4f2a mixed progressively with white.

  1. #ef4f2a
  2. #f1613f
  3. #f27255
  4. #f4846a
  5. #f5957f
  6. #f7a795
  7. #f9b9aa
  8. #facabf
  9. #fcdcd4
  10. #fdedea
  11. #ffffff

Tones

#ef4f2a mixed progressively with gray.

  1. #ef4f2a
  2. #e45433
  3. #d9593b
  4. #ce5e44
  5. #c3634c
  6. #b86855
  7. #ac6c5e
  8. #a17166
  9. #96766f
  10. #8b7b77
  11. #808080

Readable text 3.61:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.82:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #878787 ≈ 0.003% of males
Achromatomaly #ba746d ≈ 0.001% of males
Protanopia #7e7024 ≈ 1.01% of males
Deuteranopia #a69421 ≈ 1.27% of males
Tritanopia #ff1748 ≈ 0.0001% of males
Protanomaly #b76526 ≈ 1.08% of males
Deuteranomaly #c77e25 ≈ 4.63% of males
Tritanomaly #fe363e ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-ef4f2a {
  color: #ef4f2a;
}
Background
.bg-ef4f2a {
  background-color: #ef4f2a;
  color: #000000;
}
Border
.border-ef4f2a {
  border: 2px solid #ef4f2a;
}
CSS variables
:root {
  --color-primary: #ef4f2a;
  --color-primary-rgb: 239 79 42;
  --color-primary-hsl: 11 86% 55%;
}
Gradient
.gradient-ef4f2a {
  background: linear-gradient(135deg, #ef4f2a, #efb22a);
}
Colored shadow
.shadow-ef4f2a {
  box-shadow: 0 8px 24px rgb(239 79 42 / 0.35);
}

#ff3800 Coquelicot ΔE 3.92 #e25822 Flame ΔE 4.22 #ff2800 Ferrari Red ΔE 4.32 #ff4500 Orange Red ΔE 4.48 #ff2400 Scarlet ΔE 4.50 #f94d00 Tangelo ΔE 5.06 #ff0800 Candy Apple Red ΔE 5.51 #10b0d5 Inverted #878787 Grayscale 

Coquelicot
#ef4f2a  rgb(239, 79, 42)  hsl(11, 86%, 55%)  Coquelicot
#2acaef  rgb(42, 202, 239)  hsl(191, 86%, 55%)  Sky Blue
#2aef4f  rgb(42, 239, 79)  hsl(131, 86%, 55%)  Malachite
#4f2aef  rgb(79, 42, 239)  hsl(251, 86%, 55%)  Han Purple