Indigo
#0017E6 · Indigo
#0017E6 is Indigo, a cool blue color. It has an RGB value of 0, 23, 230 and a relative luminance of 0.063, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.06
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
9.27:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
2.27:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #0017E6?
#0017E6 is Indigo, a cool blue color. In RGB it is 0, 23, 230, and in HSL it is 234°, 100%, 45%.
Is #0017E6 a light or dark color?
#0017E6 has a relative luminance of 0.063, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #0017E6?
Its complementary color is #E6CF00. For softer combinations, try the analogous or split-complementary harmonies shown above.