Sky
#42A5CD · Sky
#42A5CD is Sky, a cool cyan color. It has an RGB value of 66, 165, 205 and a relative luminance of 0.325, making it a dark surface.
Temperature
❄ Cool
Hue family
cyan
Luminance
0.32
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
2.80:1
AA normal✕
AA large✕
AAA normal✕
On black
The quick fox
7.50:1
AA normal✓
AA large✓
AAA normal✓
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #42A5CD?
#42A5CD is Sky, a cool cyan color. In RGB it is 66, 165, 205, and in HSL it is 197°, 58%, 53%.
Is #42A5CD a light or dark color?
#42A5CD has a relative luminance of 0.325, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #42A5CD?
Its complementary color is #CD6942. For softer combinations, try the analogous or split-complementary harmonies shown above.