Indigo
#553FCF · Indigo
#553FCF is Indigo, a cool blue color. It has an RGB value of 85, 63, 207 and a relative luminance of 0.100, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.10
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
7.00:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
3.00:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #553FCF?
#553FCF is Indigo, a cool blue color. In RGB it is 85, 63, 207, and in HSL it is 249°, 60%, 53%.
Is #553FCF a light or dark color?
#553FCF has a relative luminance of 0.100, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #553FCF?
Its complementary color is #B9CF3F. For softer combinations, try the analogous or split-complementary harmonies shown above.