Indigo
#683FCF · Indigo
#683FCF is Indigo, a cool violet color. It has an RGB value of 104, 63, 207 and a relative luminance of 0.110, making it a dark surface.
Temperature
❄ Cool
Hue family
violet
Luminance
0.11
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
6.56:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.20:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #683FCF?
#683FCF is Indigo, a cool violet color. In RGB it is 104, 63, 207, and in HSL it is 257°, 60%, 53%.
Is #683FCF a light or dark color?
#683FCF has a relative luminance of 0.110, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #683FCF?
Its complementary color is #A6CF3F. For softer combinations, try the analogous or split-complementary harmonies shown above.