Indigo
#4345CB · Indigo
#4345CB is Indigo, a cool blue color. It has an RGB value of 67, 69, 203 and a relative luminance of 0.098, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.10
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
7.11:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
2.95:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #4345CB?
#4345CB is Indigo, a cool blue color. In RGB it is 67, 69, 203, and in HSL it is 239°, 57%, 53%.
Is #4345CB a light or dark color?
#4345CB has a relative luminance of 0.098, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #4345CB?
Its complementary color is #CBC943. For softer combinations, try the analogous or split-complementary harmonies shown above.