Indigo
#6647FF · Indigo
#6647FF is Indigo, a cool violet color. It has an RGB value of 102, 71, 255 and a relative luminance of 0.146, making it a dark surface.
Temperature
❄ Cool
Hue family
violet
Luminance
0.15
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
5.37:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.91:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #6647FF?
#6647FF is Indigo, a cool violet color. In RGB it is 102, 71, 255, and in HSL it is 250°, 100%, 64%.
Is #6647FF a light or dark color?
#6647FF has a relative luminance of 0.146, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #6647FF?
Its complementary color is #E0FF47. For softer combinations, try the analogous or split-complementary harmonies shown above.