Crimson
#B43831 · Crimson
#B43831 is Crimson, a warm red color. It has an RGB value of 180, 56, 49 and a relative luminance of 0.128, making it a dark surface.
Temperature
☀ Warm
Hue family
red
Luminance
0.13
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
5.91:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.55:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #B43831?
#B43831 is Crimson, a warm red color. In RGB it is 180, 56, 49, and in HSL it is 3°, 57%, 45%.
Is #B43831 a light or dark color?
#B43831 has a relative luminance of 0.128, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #B43831?
Its complementary color is #31AEB4. For softer combinations, try the analogous or split-complementary harmonies shown above.