Cobalt
#1507DF · Cobalt
#1507DF is Cobalt, a cool blue color. It has an RGB value of 21, 7, 223 and a relative luminance of 0.056, 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
9.87:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
2.13:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #1507DF?
#1507DF is Cobalt, a cool blue color. In RGB it is 21, 7, 223, and in HSL it is 244°, 94%, 45%.
Is #1507DF a light or dark color?
#1507DF has a relative luminance of 0.056, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #1507DF?
Its complementary color is #D0DF07. For softer combinations, try the analogous or split-complementary harmonies shown above.