Crimson
#CD183F · Crimson
#CD183F is Crimson, a warm red color. It has an RGB value of 205, 24, 63 and a relative luminance of 0.140, making it a dark surface.
Temperature
☀ Warm
Hue family
red
Luminance
0.14
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
5.53:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.80:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #CD183F?
#CD183F is Crimson, a warm red color. In RGB it is 205, 24, 63, and in HSL it is 347°, 79%, 45%.
Is #CD183F a light or dark color?
#CD183F has a relative luminance of 0.140, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #CD183F?
Its complementary color is #18CDA6. For softer combinations, try the analogous or split-complementary harmonies shown above.