Cobalt
#51038C · Cobalt
#51038C is Cobalt, a balanced violet color. It has an RGB value of 81, 3, 140 and a relative luminance of 0.037, making it a dark surface.
Temperature
◐ Balanced
Hue family
violet
Luminance
0.04
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
12.06:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
1.74:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #51038C?
#51038C is Cobalt, a balanced violet color. In RGB it is 81, 3, 140, and in HSL it is 274°, 96%, 28%.
Is #51038C a light or dark color?
#51038C has a relative luminance of 0.037, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #51038C?
Its complementary color is #3E8C03. For softer combinations, try the analogous or split-complementary harmonies shown above.