Indigo
#5A51F5 · Indigo
#5A51F5 is Indigo, a cool blue color. It has an RGB value of 90, 81, 245 and a relative luminance of 0.147, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.15
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
5.34:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.93:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #5A51F5?
#5A51F5 is Indigo, a cool blue color. In RGB it is 90, 81, 245, and in HSL it is 243°, 89%, 64%.
Is #5A51F5 a light or dark color?
#5A51F5 has a relative luminance of 0.147, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #5A51F5?
Its complementary color is #EDF551. For softer combinations, try the analogous or split-complementary harmonies shown above.