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#EF1237

#ef1237 ≈ Tractor Red

  • red
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#ef1237 is a color from the red family, with medium lightness and vivid saturation. In the RGB model it is made of 93.73% red, 7.06% green and 21.57% blue; printed in CMYK it uses 0% cyan, 92.47% magenta, 76.99% yellow and 6.27% black. Its hue angle is 349.95°, with 87.35% saturation and 50.39% 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 4.81:1 (WCAG AA). The closest named color is Tractor Red (#fd0e35), ΔE 3.09.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ff0033
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1906

Complementary

  1. #ef1237
  2. #12efca

Split complementary

  1. #ef1237
  2. #12ef5b
  3. #12a6ef

Analogous

  1. #ef12a6
  2. #ef1237
  3. #ef5b12

Triadic

  1. #ef1237
  2. #37ef12
  3. #1237ef

Tetradic

  1. #ef1237
  2. #efca12
  3. #12efca
  4. #1237ef

Square

  1. #ef1237
  2. #a6ef12
  3. #12efca
  4. #5b12ef

Monochromatic

  1. #610716
  2. #a90b26
  3. #ef1237
  4. #f45a73
  5. #f9a1b0

Shades

#ef1237 mixed progressively with black.

  1. #ef1237
  2. #d71032
  3. #bf0e2c
  4. #a70d27
  5. #8f0b21
  6. #78091c
  7. #600716
  8. #480511
  9. #30040b
  10. #180206
  11. #000000

Tints

#ef1237 mixed progressively with white.

  1. #ef1237
  2. #f12a4b
  3. #f2415f
  4. #f45973
  5. #f57187
  6. #f7899b
  7. #f9a0af
  8. #fab8c3
  9. #fcd0d7
  10. #fde7eb
  11. #ffffff

Tones

#ef1237 mixed progressively with gray.

  1. #ef1237
  2. #e41d3e
  3. #d92846
  4. #ce334d
  5. #c33e54
  6. #b8495c
  7. #ac5463
  8. #a15f6a
  9. #966a71
  10. #8b7579
  11. #808080

Readable text 4.36:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.81:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #797979 ≈ 0.003% of males
Achromatomaly #b56065 ≈ 0.001% of males
Protanopia #655c36 ≈ 1.01% of males
Deuteranopia #98882e ≈ 1.27% of males
Tritanopia #ff0027 ≈ 0.0001% of males
Protanomaly #ae4936 ≈ 1.08% of males
Deuteranomaly #c16c32 ≈ 4.63% of males
Tritanomaly #fe002e ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-ef1237 {
  color: #ef1237;
}
Background
.bg-ef1237 {
  background-color: #ef1237;
  color: #000000;
}
Border
.border-ef1237 {
  border: 2px solid #ef1237;
}
CSS variables
:root {
  --color-primary: #ef1237;
  --color-primary-rgb: 239 18 55;
  --color-primary-hsl: 350 87% 50%;
}
Gradient
.gradient-ef1237 {
  background: linear-gradient(135deg, #ef1237, #ef5b12);
}
Colored shadow
.shadow-ef1237 {
  box-shadow: 0 8px 24px rgb(239 18 55 / 0.35);
}

#fd0e35 Tractor Red ΔE 3.09 #dc143c Crimson ΔE 4.78 #e30022 Cadmium Red ΔE 4.82 #e62020 Lust ΔE 5.73 #e34234 Cinnabar ΔE 5.90 #e34234 Vermilion ΔE 5.90 #ff004f Folly ΔE 6.09 #10edc8 Inverted #797979 Grayscale 

Tractor Red
#ef1237  rgb(239, 18, 55)  hsl(350, 87%, 50%)  Tractor Red
#12efca  rgb(18, 239, 202)  hsl(170, 87%, 50%)  Aquamarine
#37ef12  rgb(55, 239, 18)  hsl(110, 87%, 50%)  Neon Green
#1237ef  rgb(18, 55, 239)  hsl(230, 87%, 50%)  Han Purple