Indigo
#391CF2 · Indigo
#391CF2 is Indigo, a cool blue color. It has an RGB value of 57, 28, 242 and a relative luminance of 0.081, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.08
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
8.01:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
2.62:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #391CF2?
#391CF2 is Indigo, a cool blue color. In RGB it is 57, 28, 242, and in HSL it is 248°, 89%, 53%.
Is #391CF2 a light or dark color?
#391CF2 has a relative luminance of 0.081, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #391CF2?
Its complementary color is #D5F21C. For softer combinations, try the analogous or split-complementary harmonies shown above.