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#EF283F

#ef283f ≈ Tractor Red

  • red
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#ef283f is a color from the red family, with medium lightness and vivid saturation. In the RGB model it is made of 93.73% red, 15.69% green and 24.71% blue; printed in CMYK it uses 0% cyan, 83.26% magenta, 73.64% yellow and 6.27% black. Its hue angle is 353.07°, with 86.15% saturation and 54.71% 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 5.05:1 (WCAG AA). The closest named color is Tractor Red (#fd0e35), ΔE 2.94.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ff3333
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2023

Complementary

  1. #ef283f
  2. #28efd8

Split complementary

  1. #ef283f
  2. #28ef75
  3. #28a2ef

Analogous

  1. #ef28a2
  2. #ef283f
  3. #ef7528

Triadic

  1. #ef283f
  2. #3fef28
  3. #283fef

Tetradic

  1. #ef283f
  2. #efd828
  3. #28efd8
  4. #283fef

Square

  1. #ef283f
  2. #a2ef28
  3. #28efd8
  4. #7528ef

Monochromatic

  1. #750915
  2. #bc0e22
  3. #ef283f
  4. #f46f7f
  5. #fab6be

Shades

#ef283f mixed progressively with black.

  1. #ef283f
  2. #d72439
  3. #bf2032
  4. #a71c2c
  5. #8f1826
  6. #781420
  7. #601019
  8. #480c13
  9. #30080d
  10. #180406
  11. #000000

Tints

#ef283f mixed progressively with white.

  1. #ef283f
  2. #f13e52
  3. #f25365
  4. #f46979
  5. #f57e8c
  6. #f7949f
  7. #f9a9b2
  8. #fabfc5
  9. #fcd4d9
  10. #fdeaec
  11. #ffffff

Tones

#ef283f mixed progressively with gray.

  1. #ef283f
  2. #e43146
  3. #d93a4c
  4. #ce4253
  5. #c34b59
  6. #b85460
  7. #ac5d66
  8. #a1666d
  9. #966e73
  10. #8b777a
  11. #808080

Readable text 4.16:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.05:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7c7c7c ≈ 0.003% of males
Achromatomaly #b66569 ≈ 0.001% of males
Protanopia #6a613e ≈ 1.01% of males
Deuteranopia #9a8b37 ≈ 1.27% of males
Tritanopia #ff0034 ≈ 0.0001% of males
Protanomaly #b0503e ≈ 1.08% of males
Deuteranomaly #c2703b ≈ 4.63% of males
Tritanomaly #fe0038 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-ef283f {
  color: #ef283f;
}
Background
.bg-ef283f {
  background-color: #ef283f;
  color: #000000;
}
Border
.border-ef283f {
  border: 2px solid #ef283f;
}
CSS variables
:root {
  --color-primary: #ef283f;
  --color-primary-rgb: 239 40 63;
  --color-primary-hsl: 353 86% 55%;
}
Gradient
.gradient-ef283f {
  background: linear-gradient(135deg, #ef283f, #ef7528);
}
Colored shadow
.shadow-ef283f {
  box-shadow: 0 8px 24px rgb(239 40 63 / 0.35);
}

#fd0e35 Tractor Red ΔE 2.94 #ff004f Folly ΔE 5.09 #e52b50 Amaranth ΔE 5.39 #dc143c Crimson ΔE 5.46 #e34234 Cinnabar ΔE 5.83 #e34234 Vermilion ΔE 5.83 #e30022 Cadmium Red ΔE 6.26 #10d7c0 Inverted #7c7c7c Grayscale 

Tractor Red
#ef283f  rgb(239, 40, 63)  hsl(353, 86%, 55%)  Tractor Red
#28efd8  rgb(40, 239, 216)  hsl(173, 86%, 55%)  Turquoise
#3fef28  rgb(63, 239, 40)  hsl(113, 86%, 55%)  Neon Green
#283fef  rgb(40, 63, 239)  hsl(233, 86%, 55%)  Iris