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#FD3937

#fd3937 ≈ Tractor Red

  • red
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#fd3937 is a color from the red family, with medium lightness and vivid saturation. In the RGB model it is made of 99.22% red, 22.35% green and 21.57% blue; printed in CMYK it uses 0% cyan, 77.47% magenta, 78.26% yellow and 0.78% black. Its hue angle is 0.61°, with 98.02% saturation and 60.39% 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 5.82:1 (WCAG AA). The closest named color is Tractor Red (#fd0e35), ΔE 3.91.

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 luminance0.2408

Complementary

  1. #fd3937
  2. #37fbfd

Split complementary

  1. #fd3937
  2. #37fd9c
  3. #3798fd

Analogous

  1. #fd3798
  2. #fd3937
  3. #fd9c37

Triadic

  1. #fd3937
  2. #37fd39
  3. #3937fd

Tetradic

  1. #fd3937
  2. #fbfd37
  3. #37fbfd
  4. #3937fd

Square

  1. #fd3937
  2. #98fd37
  3. #37fbfd
  4. #9c37fd

Monochromatic

  1. #990302
  2. #e50502
  3. #fd3937
  4. #fe8483
  5. #ffcfce

Shades

#fd3937 mixed progressively with black.

  1. #fd3937
  2. #e43332
  3. #ca2e2c
  4. #b12827
  5. #982221
  6. #7f1d1c
  7. #651716
  8. #4c1111
  9. #330b0b
  10. #190606
  11. #000000

Tints

#fd3937 mixed progressively with white.

  1. #fd3937
  2. #fd4d4b
  3. #fd615f
  4. #fe7473
  5. #fe8887
  6. #fe9c9b
  7. #feb0af
  8. #fec4c3
  9. #ffd7d7
  10. #ffebeb
  11. #ffffff

Tones

#fd3937 mixed progressively with gray.

  1. #fd3937
  2. #f1403e
  3. #e44746
  4. #d84e4d
  5. #cb5554
  6. #bf5d5c
  7. #b26463
  8. #a66b6a
  9. #997271
  10. #8d7979
  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 #c2706f ≈ 0.001% of males
Protanopia #776b34 ≈ 1.01% of males
Deuteranopia #a7962e ≈ 1.27% of males
Tritanopia #ff003c ≈ 0.0001% of males
Protanomaly #bc5b35 ≈ 1.08% of males
Deuteranomaly #cf7b32 ≈ 4.63% of males
Tritanomaly #ff003a ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-fd3937 {
  color: #fd3937;
}
Background
.bg-fd3937 {
  background-color: #fd3937;
  color: #000000;
}
Border
.border-fd3937 {
  border: 2px solid #fd3937;
}
CSS variables
:root {
  --color-primary: #fd3937;
  --color-primary-rgb: 253 57 55;
  --color-primary-hsl: 1 98% 60%;
}
Gradient
.gradient-fd3937 {
  background: linear-gradient(135deg, #fd3937, #fd9c37);
}
Colored shadow
.shadow-fd3937 {
  box-shadow: 0 8px 24px rgb(253 57 55 / 0.35);
}

#fd0e35 Tractor Red ΔE 3.91 #e34234 Cinnabar ΔE 4.60 #e34234 Vermilion ΔE 4.60 #ff0000 Red ΔE 6.59 #ff0800 Candy Apple Red ΔE 6.62 #e62020 Lust ΔE 6.82 #ff6347 Tomato ΔE 6.96 #02c6c8 Inverted #878787 Grayscale 

Tractor Red
#fd3937  rgb(253, 57, 55)  hsl(1, 98%, 60%)  Tractor Red
#37fbfd  rgb(55, 251, 253)  hsl(181, 98%, 60%)  Aqua
#37fd39  rgb(55, 253, 57)  hsl(121, 98%, 60%)  Neon Green
#3937fd  rgb(57, 55, 253)  hsl(241, 98%, 60%)  Han Purple