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#BB381C

#bb381c ≈ Rust

  • red
  • Lightness: medium
  • Saturation: strong
  • Warm
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#bb381c is a color from the red family, with medium lightness and strong saturation. In the RGB model it is made of 73.33% red, 21.96% green and 10.98% blue; printed in CMYK it uses 0% cyan, 70.05% magenta, 85.03% yellow and 26.67% black. Its hue angle is 10.57°, with 73.95% saturation and 42.16% 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 brand accents. White text on this color reaches a contrast ratio of 5.68:1 (WCAG AA). The closest named color is Rust (#b7410e), ΔE 4.66.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#cc3333
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1348

Complementary

  1. #bb381c
  2. #1c9fbb

Split complementary

  1. #bb381c
  2. #1cbb88
  3. #1c4fbb

Analogous

  1. #bb1c4f
  2. #bb381c
  3. #bb881c

Triadic

  1. #bb381c
  2. #1cbb38
  3. #381cbb

Tetradic

  1. #bb381c
  2. #9fbb1c
  3. #1c9fbb
  4. #381cbb

Square

  1. #bb381c
  2. #4fbb1c
  3. #1c9fbb
  4. #881cbb

Monochromatic

  1. #361008
  2. #782412
  3. #bb381c
  4. #e35d41
  5. #ed9684

Shades

#bb381c mixed progressively with black.

  1. #bb381c
  2. #a83219
  3. #962d16
  4. #832714
  5. #702211
  6. #5e1c0e
  7. #4b160b
  8. #381108
  9. #250b06
  10. #130603
  11. #000000

Tints

#bb381c mixed progressively with white.

  1. #bb381c
  2. #c24c33
  3. #c96049
  4. #cf7460
  5. #d68877
  6. #dd9c8e
  7. #e4afa4
  8. #ebc3bb
  9. #f1d7d2
  10. #f8ebe8
  11. #ffffff

Tones

#bb381c mixed progressively with gray.

  1. #bb381c
  2. #b53f26
  3. #af4630
  4. #a94e3a
  5. #a35544
  6. #9e5c4e
  7. #986358
  8. #926a62
  9. #8c726c
  10. #867976
  11. #808080

Readable text 5.68:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.7:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #676767 ≈ 0.003% of males
Achromatomaly #905853 ≈ 0.001% of males
Protanopia #5f5417 ≈ 1.01% of males
Deuteranopia #7f7114 ≈ 1.27% of males
Tritanopia #ce0033 ≈ 0.0001% of males
Protanomaly #8d4a19 ≈ 1.08% of males
Deuteranomaly #9b5f18 ≈ 4.63% of males
Tritanomaly #c7212b ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-bb381c {
  color: #bb381c;
}
Background
.bg-bb381c {
  background-color: #bb381c;
  color: #ffffff;
}
Border
.border-bb381c {
  border: 2px solid #bb381c;
}
CSS variables
:root {
  --color-primary: #bb381c;
  --color-primary-rgb: 187 56 28;
  --color-primary-hsl: 11 74% 42%;
}
Gradient
.gradient-bb381c {
  background: linear-gradient(135deg, #bb381c, #bb881c);
}
Colored shadow
.shadow-bb381c {
  box-shadow: 0 8px 24px rgb(187 56 28 / 0.35);
}

#b7410e Rust ΔE 4.66 #d40000 Rosso Corsa ΔE 5.10 #c80815 Venetian Red ΔE 5.12 #cb410b Sinopia ΔE 5.81 #c04000 Mahogany ΔE 5.91 #b31b1b Cornell Red ΔE 6.12 #cf1020 Lava ΔE 6.20 #44c7e3 Inverted #676767 Grayscale 

Rust
#bb381c  rgb(187, 56, 28)  hsl(11, 74%, 42%)  Rust
#1c9fbb  rgb(28, 159, 187)  hsl(191, 74%, 42%)  Bondi Blue
#1cbb38  rgb(28, 187, 56)  hsl(131, 74%, 42%)  Kelly Green
#381cbb  rgb(56, 28, 187)  hsl(251, 74%, 42%)  Medium Blue