Cobalt
#511E71 · Cobalt
#511E71 is Cobalt, a balanced violet color. It has an RGB value of 81, 30, 113 and a relative luminance of 0.039, 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
11.84:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
1.77:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #511E71?
#511E71 is Cobalt, a balanced violet color. In RGB it is 81, 30, 113, and in HSL it is 277°, 58%, 28%.
Is #511E71 a light or dark color?
#511E71 has a relative luminance of 0.039, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #511E71?
Its complementary color is #3E711E. For softer combinations, try the analogous or split-complementary harmonies shown above.