Charcoal
#152728 · Charcoal
#152728 is Charcoal, a cool cyan color. It has an RGB value of 21, 39, 40 and a relative luminance of 0.018, making it a dark surface.
Temperature
❄ Cool
Hue family
cyan
Luminance
0.02
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
15.52:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
1.35:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Shades & tints
Similar named colors
Frequently asked
What is the color #152728?
#152728 is Charcoal, a cool cyan color. In RGB it is 21, 39, 40, and in HSL it is 183°, 31%, 12%.
Is #152728 a light or dark color?
#152728 has a relative luminance of 0.018, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #152728?
Its complementary color is #281615. For softer combinations, try the analogous or split-complementary harmonies shown above.