Charcoal
#551811 · Charcoal
#551811 is Charcoal, a warm red color. It has an RGB value of 85, 24, 17 and a relative luminance of 0.026, making it a dark surface.
Temperature
☀ Warm
Hue family
red
Luminance
0.03
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
13.77:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
1.53:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #551811?
#551811 is Charcoal, a warm red color. In RGB it is 85, 24, 17, and in HSL it is 6°, 67%, 20%.
Is #551811 a light or dark color?
#551811 has a relative luminance of 0.026, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #551811?
Its complementary color is #114E55. For softer combinations, try the analogous or split-complementary harmonies shown above.