Indigo
#055DE1 · Indigo
#055DE1 is Indigo, a cool blue color. It has an RGB value of 5, 93, 225 and a relative luminance of 0.133, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.13
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
5.74:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.66:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #055DE1?
#055DE1 is Indigo, a cool blue color. In RGB it is 5, 93, 225, and in HSL it is 216°, 96%, 45%.
Is #055DE1 a light or dark color?
#055DE1 has a relative luminance of 0.133, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #055DE1?
Its complementary color is #E18905. For softer combinations, try the analogous or split-complementary harmonies shown above.