Indigo
#1A51F4 · Indigo
#1A51F4 is Indigo, a cool blue color. It has an RGB value of 26, 81, 244 and a relative luminance of 0.126, 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
5.95:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.53:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #1A51F4?
#1A51F4 is Indigo, a cool blue color. In RGB it is 26, 81, 244, and in HSL it is 225°, 91%, 53%.
Is #1A51F4 a light or dark color?
#1A51F4 has a relative luminance of 0.126, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #1A51F4?
Its complementary color is #F4BE1A. For softer combinations, try the analogous or split-complementary harmonies shown above.