Crimson
#D51A10 · Crimson
#D51A10 is Crimson, a warm red color. It has an RGB value of 213, 26, 16 and a relative luminance of 0.149, 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
5.27:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.98:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #D51A10?
#D51A10 is Crimson, a warm red color. In RGB it is 213, 26, 16, and in HSL it is 3°, 86%, 45%.
Is #D51A10 a light or dark color?
#D51A10 has a relative luminance of 0.149, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #D51A10?
Its complementary color is #10CCD5. For softer combinations, try the analogous or split-complementary harmonies shown above.