Crimson
#C9311D · Crimson
#C9311D is Crimson, a warm red color. It has an RGB value of 201, 49, 29 and a relative luminance of 0.147, making it a dark surface.
Temperature
☀ Warm
Hue family
red
Luminance
0.15
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
5.33:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.94:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #C9311D?
#C9311D is Crimson, a warm red color. In RGB it is 201, 49, 29, and in HSL it is 7°, 75%, 45%.
Is #C9311D a light or dark color?
#C9311D has a relative luminance of 0.147, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #C9311D?
Its complementary color is #1DB5C9. For softer combinations, try the analogous or split-complementary harmonies shown above.