Indigo
#5139D5 · Indigo
#5139D5 is Indigo, a cool blue color. It has an RGB value of 81, 57, 213 and a relative luminance of 0.095, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.09
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
7.25:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
2.90:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #5139D5?
#5139D5 is Indigo, a cool blue color. In RGB it is 81, 57, 213, and in HSL it is 249°, 65%, 53%.
Is #5139D5 a light or dark color?
#5139D5 has a relative luminance of 0.095, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #5139D5?
Its complementary color is #BED539. For softer combinations, try the analogous or split-complementary harmonies shown above.