Emerald
#66B431 · Emerald
#66B431 is Emerald, a balanced green color. It has an RGB value of 102, 180, 49 and a relative luminance of 0.357, making it a dark surface.
Temperature
◐ Balanced
Hue family
green
Luminance
0.36
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
2.58:1
AA normal✕
AA large✕
AAA normal✕
On black
The quick fox
8.14:1
AA normal✓
AA large✓
AAA normal✓
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #66B431?
#66B431 is Emerald, a balanced green color. In RGB it is 102, 180, 49, and in HSL it is 96°, 57%, 45%.
Is #66B431 a light or dark color?
#66B431 has a relative luminance of 0.357, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #66B431?
Its complementary color is #8031B4. For softer combinations, try the analogous or split-complementary harmonies shown above.