Cornell Red Color
#B31B1B
Shades
Darker variations of each color in your palette
Base Color
#B31B1B#B31B1B
#8F1616
#6B1010
#480B0B
#240505
#000000
Shades
Tints
Lighter variations of each color in your palette
Base Color
#B31B1B#B31B1B
#C24949
#D17676
#E1A4A4
#F0D1D1
#FFFFFF
Tints
Base Color
Click any value to copy
| Format | Value | Image |
|---|---|---|
| HEX | #B31B1B |  |
| RGB | 179, 27, 27 | |
| HSL | 0, 74%, 40% | |
| CMYK | 0%, 85%, 85%, 30% | |
| OKLCH | oklch(0.493 0.186 27) |
Color Harmonies
Explore harmonious color combinations based on color theory
Base Color
#B31B1B#B11B66
#B31B1B
#B1661B
Analogous
#B31B1B
#1BB1B1
Complementary
#B31B1B
#1BB11B
#1B1BB1
Triadic
#B31B1B
#1BB166
#1B66B1
Split Complementary
#B31B1B
#66B11B
#1BB1B1
#661BB1
Tetradic
#590D0D
#9B1717
#DE2121
#E86464
#F2A6A6
Monochromatic
Hues
Different hues with the same saturation and lightness
Base Color
#B31B1B#B11B1B
#B1B11B
#1BB11B
#1BB1B1
#1B1BB1
#B11BB1
Hues
Tones
Tones created by adding gray to each color
Base Color
#B31B1B#B31B1B
#A92F2F
#9F4343
#945858
#8A6C6C
#808080
Tones
Color Temperatures
Warm and cool variations of your colors
Base Color
#B31B1B#BE231A
#CA2A19
#D53217
Warmer
#AB233D
#A32A5F
#9B3282
Cooler
Contrast
Test color contrast against white and black backgrounds
Color #1
#B31B1BOn White Background
Sample Text
Contrast Ratio:6.80:1
WCAG Level:AA
PASS
On Black Background
Sample Text
Contrast Ratio:3.09:1
WCAG Level:AA Large
PASS
WCAG Guidelines:
- AAA: Contrast ratio ≥ 7:1 (highest level)
- AA: Contrast ratio ≥ 4.5:1 (acceptable for most text)
- AA Large: Contrast ratio ≥ 3:1 (for text 18pt+ or 14pt+ bold)