ColorTool
Log in
#EF4618

#ef4618 ≈ Coquelicot

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

#ef4618 is a color from the orange family, with medium lightness and vivid saturation. In the RGB model it is made of 93.73% red, 27.45% green and 9.41% blue; printed in CMYK it uses 0% cyan, 70.71% magenta, 89.96% yellow and 6.27% black. Its hue angle is 12.84°, with 87.04% saturation and 51.57% lightness in HSL. It is a warm color, often associated with enthusiasm, warmth and creativity. Designers typically use it for call-to-action buttons and food and restaurant brands. Black text on this color reaches a contrast ratio of 5.56:1 (WCAG AA). The closest named color is Coquelicot (#ff3800), ΔE 2.66.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ff3300
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.228

Complementary

  1. #ef4618
  2. #18c1ef

Split complementary

  1. #ef4618
  2. #18efb2
  3. #1855ef

Analogous

  1. #ef1855
  2. #ef4618
  3. #efb218

Triadic

  1. #ef4618
  2. #18ef46
  3. #4618ef

Tetradic

  1. #ef4618
  2. #c1ef18
  3. #18c1ef
  4. #4618ef

Square

  1. #ef4618
  2. #55ef18
  3. #18c1ef
  4. #b218ef

Monochromatic

  1. #671c07
  2. #ae2f0c
  3. #ef4618
  4. #f47f60
  5. #f9b9a7

Shades

#ef4618 mixed progressively with black.

  1. #ef4618
  2. #d73f16
  3. #bf3813
  4. #a73111
  5. #8f2a0e
  6. #78230c
  7. #601c0a
  8. #481507
  9. #300e05
  10. #180702
  11. #000000

Tints

#ef4618 mixed progressively with white.

  1. #ef4618
  2. #f1592f
  3. #f26b46
  4. #f47e5d
  5. #f59074
  6. #f7a38c
  7. #f9b5a3
  8. #fac8ba
  9. #fcdad1
  10. #fdede8
  11. #ffffff

Tones

#ef4618 mixed progressively with gray.

  1. #ef4618
  2. #e44c22
  3. #d9522d
  4. #ce5737
  5. #c35d42
  6. #b8634c
  7. #ac6956
  8. #a16f61
  9. #96746b
  10. #8b7a76
  11. #808080

Readable text 3.78:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.56:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #838383 ≈ 0.003% of males
Achromatomaly #b87069 ≈ 0.001% of males
Protanopia #7a6b0b ≈ 1.01% of males
Deuteranopia #a39104 ≈ 1.27% of males
Tritanopia #ff003f ≈ 0.0001% of males
Protanomaly #b55f11 ≈ 1.08% of males
Deuteranomaly #c67a0e ≈ 4.63% of males
Tritanomaly #fe2533 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-ef4618 {
  color: #ef4618;
}
Background
.bg-ef4618 {
  background-color: #ef4618;
  color: #000000;
}
Border
.border-ef4618 {
  border: 2px solid #ef4618;
}
CSS variables
:root {
  --color-primary: #ef4618;
  --color-primary-rgb: 239 70 24;
  --color-primary-hsl: 13 87% 52%;
}
Gradient
.gradient-ef4618 {
  background: linear-gradient(135deg, #ef4618, #efb218);
}
Colored shadow
.shadow-ef4618 {
  box-shadow: 0 8px 24px rgb(239 70 24 / 0.35);
}

#ff3800 Coquelicot ΔE 2.66 #ff2800 Ferrari Red ΔE 3.17 #ff2400 Scarlet ΔE 3.39 #ff4500 Orange Red ΔE 3.48 #e25822 Flame ΔE 3.69 #f94d00 Tangelo ΔE 3.98 #ff0800 Candy Apple Red ΔE 4.60 #10b9e7 Inverted #838383 Grayscale 

Coquelicot
#ef4618  rgb(239, 70, 24)  hsl(13, 87%, 52%)  Coquelicot
#18c1ef  rgb(24, 193, 239)  hsl(193, 87%, 52%)  Deep Sky Blue
#18ef46  rgb(24, 239, 70)  hsl(133, 87%, 52%)  Lime
#4618ef  rgb(70, 24, 239)  hsl(253, 87%, 52%)  Ultramarine