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#FB550B

#fb550b ≈ International Orange

  • orange
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#fb550b is a color from the orange family, with medium lightness and vivid saturation. In the RGB model it is made of 98.43% red, 33.33% green and 4.31% blue; printed in CMYK it uses 0% cyan, 66.14% magenta, 95.62% yellow and 1.57% black. Its hue angle is 18.5°, with 96.77% saturation and 51.37% 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 6.41:1 (WCAG AA). The closest named color is International Orange (#ff4f00), ΔE 0.96.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ff6600
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2703

Complementary

  1. #fb550b
  2. #0bb1fb

Split complementary

  1. #fb550b
  2. #0bfbcd
  3. #0b39fb

Analogous

  1. #fb0b39
  2. #fb550b
  3. #fbcd0b

Triadic

  1. #fb550b
  2. #0bfb55
  3. #550bfb

Tetradic

  1. #fb550b
  2. #b1fb0b
  3. #0bb1fb
  4. #550bfb

Square

  1. #fb550b
  2. #39fb0b
  3. #0bb1fb
  4. #cd0bfb

Monochromatic

  1. #6b2202
  2. #b63a03
  3. #fb550b
  4. #fc8956
  5. #fdbea2

Shades

#fb550b mixed progressively with black.

  1. #fb550b
  2. #e24d0a
  3. #c94409
  4. #b03c08
  5. #973307
  6. #7e2b06
  7. #642204
  8. #4b1a03
  9. #321102
  10. #190901
  11. #000000

Tints

#fb550b mixed progressively with white.

  1. #fb550b
  2. #fb6623
  3. #fc773c
  4. #fc8854
  5. #fd996d
  6. #fdaa85
  7. #fdbb9d
  8. #feccb6
  9. #feddce
  10. #ffeee7
  11. #ffffff

Tones

#fb550b mixed progressively with gray.

  1. #fb550b
  2. #ef5917
  3. #e25e22
  4. #d6622e
  5. #ca663a
  6. #be6b46
  7. #b16f51
  8. #a5735d
  9. #997769
  10. #8c7c74
  11. #808080

Readable text 3.28:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 6.41:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #8e8e8e ≈ 0.003% of males
Achromatomaly #c37b70 ≈ 0.001% of males
Protanopia #877600 ≈ 1.01% of males
Deuteranopia #b09c00 ≈ 1.27% of males
Tritanopia #ff184a ≈ 0.0001% of males
Protanomaly #c16b00 ≈ 1.08% of males
Deuteranomaly #d28500 ≈ 4.63% of males
Tritanomaly #ff3a3a ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-fb550b {
  color: #fb550b;
}
Background
.bg-fb550b {
  background-color: #fb550b;
  color: #000000;
}
Border
.border-fb550b {
  border: 2px solid #fb550b;
}
CSS variables
:root {
  --color-primary: #fb550b;
  --color-primary-rgb: 251 85 11;
  --color-primary-hsl: 19 97% 51%;
}
Gradient
.gradient-fb550b {
  background: linear-gradient(135deg, #fb550b, #fbcd0b);
}
Colored shadow
.shadow-fb550b {
  box-shadow: 0 8px 24px rgb(251 85 11 / 0.35);
}

#ff4f00 International Orange ΔE 0.96 #f94d00 Tangelo ΔE 1.51 #ff4500 Orange Red ΔE 2.64 #ec5800 Persimmon ΔE 3.24 #e25822 Flame ΔE 4.61 #ff3800 Coquelicot ΔE 4.67 #ff2800 Ferrari Red ΔE 6.62 #04aaf4 Inverted #8e8e8e Grayscale 

International Orange
#fb550b  rgb(251, 85, 11)  hsl(19, 97%, 51%)  International Orange
#0bb1fb  rgb(11, 177, 251)  hsl(199, 97%, 51%)  Deep Sky Blue
#0bfb55  rgb(11, 251, 85)  hsl(139, 97%, 51%)  Lime
#550bfb  rgb(85, 11, 251)  hsl(259, 97%, 51%)  Han Purple