Emerald
#66A617 · Emerald
#66A617 is Emerald, a warm green color. It has an RGB value of 102, 166, 23 and a relative luminance of 0.302, making it a dark surface.
Temperature
☀ Warm
Hue family
green
Luminance
0.30
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
2.99:1
AA normal✕
AA large✕
AAA normal✕
On black
The quick fox
7.03:1
AA normal✓
AA large✓
AAA normal✓
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #66A617?
#66A617 is Emerald, a warm green color. In RGB it is 102, 166, 23, and in HSL it is 87°, 76%, 37%.
Is #66A617 a light or dark color?
#66A617 has a relative luminance of 0.302, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #66A617?
Its complementary color is #5717A6. For softer combinations, try the analogous or split-complementary harmonies shown above.