Crimson
#AC4711 · Crimson
#AC4711 is Crimson, a warm orange color. It has an RGB value of 172, 71, 17 and a relative luminance of 0.133, making it a dark surface.
Temperature
☀ Warm
Hue family
orange
Luminance
0.13
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
5.73:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.66:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #AC4711?
#AC4711 is Crimson, a warm orange color. In RGB it is 172, 71, 17, and in HSL it is 21°, 82%, 37%.
Is #AC4711 a light or dark color?
#AC4711 has a relative luminance of 0.133, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #AC4711?
Its complementary color is #1176AC. For softer combinations, try the analogous or split-complementary harmonies shown above.