Crimson
#D9170D · Crimson
#D9170D is Crimson, a warm red color. It has an RGB value of 217, 23, 13 and a relative luminance of 0.154, 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
5.15:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
4.08:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #D9170D?
#D9170D is Crimson, a warm red color. In RGB it is 217, 23, 13, and in HSL it is 3°, 89%, 45%.
Is #D9170D a light or dark color?
#D9170D has a relative luminance of 0.154, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #D9170D?
Its complementary color is #0DCFD9. For softer combinations, try the analogous or split-complementary harmonies shown above.