ColorTool
Log in
#B0300A

#b0300a ≈ Rufous

  • brown
  • Lightness: low
  • Saturation: strong
  • Warm
Check contrast Explore in graph Random color

#b0300a is a color from the brown family, with low lightness and strong saturation. In the RGB model it is made of 69.02% red, 18.82% green and 3.92% blue; printed in CMYK it uses 0% cyan, 72.73% magenta, 94.32% yellow and 30.98% black. Its hue angle is 13.73°, with 89.25% saturation and 36.47% lightness in HSL. It is a warm color, often associated with reliability, warmth and earthiness. Designers typically use it for cafés and coffee brands, rustic and natural styles and call-to-action buttons. White text on this color reaches a contrast ratio of 6.42:1 (WCAG AA). The closest named color is Rufous (#a81c07), ΔE 4.11.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#993300
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1137

Complementary

  1. #b0300a
  2. #0a8ab0

Split complementary

  1. #b0300a
  2. #0ab083
  3. #0a37b0

Analogous

  1. #b00a37
  2. #b0300a
  3. #b0830a

Triadic

  1. #b0300a
  2. #0ab030
  3. #300ab0

Tetradic

  1. #b0300a
  2. #8ab00a
  3. #0a8ab0
  4. #300ab0

Square

  1. #b0300a
  2. #37b00a
  3. #0a8ab0
  4. #830ab0

Monochromatic

  1. #1f0902
  2. #681c06
  3. #b0300a
  4. #f24715
  5. #f6805d

Shades

#b0300a mixed progressively with black.

  1. #b0300a
  2. #9e2b09
  3. #8d2608
  4. #7b2207
  5. #6a1d06
  6. #581805
  7. #461304
  8. #350e03
  9. #230a02
  10. #120501
  11. #000000

Tints

#b0300a mixed progressively with white.

  1. #b0300a
  2. #b84523
  3. #c0593b
  4. #c86e54
  5. #d0836c
  6. #d89885
  7. #dfac9d
  8. #e7c1b6
  9. #efd6ce
  10. #f7eae7
  11. #ffffff

Tones

#b0300a mixed progressively with gray.

  1. #b0300a
  2. #ab3816
  3. #a64022
  4. #a2482d
  5. #9d5039
  6. #985845
  7. #936051
  8. #8e685d
  9. #8a7068
  10. #857874
  11. #808080

Readable text 6.42:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.27:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #5f5f5f ≈ 0.003% of males
Achromatomaly #87504a ≈ 0.001% of males
Protanopia #584d00 ≈ 1.01% of males
Deuteranopia #776900 ≈ 1.27% of males
Tritanopia #c2002a ≈ 0.0001% of males
Protanomaly #844304 ≈ 1.08% of males
Deuteranomaly #915802 ≈ 4.63% of males
Tritanomaly #bb1621 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-b0300a {
  color: #b0300a;
}
Background
.bg-b0300a {
  background-color: #b0300a;
  color: #ffffff;
}
Border
.border-b0300a {
  border: 2px solid #b0300a;
}
CSS variables
:root {
  --color-primary: #b0300a;
  --color-primary-rgb: 176 48 10;
  --color-primary-hsl: 14 89% 36%;
}
Gradient
.gradient-b0300a {
  background: linear-gradient(135deg, #b0300a, #b0830a);
}
Colored shadow
.shadow-b0300a {
  box-shadow: 0 8px 24px rgb(176 48 10 / 0.35);
}

#a81c07 Rufous ΔE 4.11 #b7410e Rust ΔE 4.45 #c04000 Mahogany ΔE 6.02 #b31b1b Cornell Red ΔE 6.45 #d40000 Rosso Corsa ΔE 6.67 #c80815 Venetian Red ΔE 6.71 #b22222 Firebrick ΔE 7.28 #4fcff5 Inverted #5f5f5f Grayscale 

Rufous
#b0300a  rgb(176, 48, 10)  hsl(14, 89%, 36%)  Rufous
#0a8ab0  rgb(10, 138, 176)  hsl(194, 89%, 36%)  Bondi Blue
#0ab030  rgb(10, 176, 48)  hsl(134, 89%, 36%)  Kelly Green
#300ab0  rgb(48, 10, 176)  hsl(254, 89%, 36%)  Zaffre