Charcoal
#123904 · Charcoal
#123904 is Charcoal, a balanced green color. It has an RGB value of 18, 57, 4 and a relative luminance of 0.031, making it a dark surface.
Temperature
◐ Balanced
Hue family
green
Luminance
0.03
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
13.02:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
1.61:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Shades & tints
Similar named colors
Frequently asked
What is the color #123904?
#123904 is Charcoal, a balanced green color. In RGB it is 18, 57, 4, and in HSL it is 104°, 87%, 12%.
Is #123904 a light or dark color?
#123904 has a relative luminance of 0.031, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #123904?
Its complementary color is #2B0439. For softer combinations, try the analogous or split-complementary harmonies shown above.