#66D34E#66D34E
#66D34E is a light, vivid green. Relative luminance 0.500; OKLCH L 77.5% C 0.199 H 140.2°. Best body text is #000000 at 10.99:1 contrast (WCAG AA passes).
Color values
| HEX | #66D34E |
|---|---|
| RGB | rgb(102, 211, 78) |
| HSL | hsl(109, 60%, 57%) |
| HSV | hsv(109, 63%, 83%) |
| CMYK | cmyk(51.7%, 0%, 63%, 17.3%) |
| CIE-LAB | lab(76.05, -55.76, 54.81) |
| CIE-LCH | lch(76.05, 78.19, 135.49°) |
| OKLab | oklab(77.48% -0.1528 0.1272) |
| OKLCH | oklch(77.48% 0.199 140.2) |
| XYZ | xyz(30.1476, 49.9610, 15.2610) |
| Luminance | 0.4996 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Fresh Green
#69D84F
ΔE00 1.24
Apple
#6ECB3C
ΔE00 2.93
Lightish Green
#61E160
ΔE00 3.65
Lime Green
#32CD32
ΔE00 3.84
Toxic Green
#61DE2A
ΔE00 4.40
Green Apple
#5EDC1F
ΔE00 4.57
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#66D34E #BB4ED3
analogous
#A9D34E #66D34E #4ED379
triadic
#66D34E #4E66D3 #D34E66
tetradic
#66D34E #4EA9D3 #BB4ED3 #D3794E
square
#66D34E #4EA9D3 #BB4ED3 #D3794E
split-complementary
#66D34E #794ED3 #D34EA9
monochromatic
#338521 #46B62D #66D34E #90DF7F #BBEBB0
Accessibility & contrast
On white
1.91
#66D34E on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
10.99
#66D34E on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #66D34E
10.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##66D34E | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##66D34E | 1.00 | 1.91 | 10.99 | 10.99 |
| #FFFFFF | 1.91 | 1.00 | 21.00 | 21.00 |
| #000000 | 10.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 10.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#D9C13E
Deuteranopia (green-blind)
#CAB859
Tritanopia (blue-blind)
#5ACDB7
Achromatopsia (no color)
#BBBBBB
Design tokens & code
CSS
--color: #66d34e; /* rgb */ color: rgb(102, 211, 78); /* oklch */ color: oklch(77.5% 0.199 140.2);
Tailwind
colors: {
custom: {
50: '#9be185',
500: '#66d34e',
950: '#000000',
},
}SCSS
$custom: #66d34e; $custom-light: #9be185; $custom-dark: #000000;
JSON
{
"hex": "#66d34e",
"rgb": {
"r": 102,
"g": 211,
"b": 78
},
"hsl": {
"h": 109.173,
"s": 60.181,
"l": 56.667
},
"oklch": {
"l": 0.77483,
"c": 0.19881,
"h": 140.2
},
"luminance": 0.49963
}Semantic roles & 50–950 ramp
primary
#66D34E
secondary
#D0A3DA
accent
#44E3C7
background
#FAFDF8
surface
#F3FBF0
border
#CDD4CB
text
#0F150B
muted
#7F837C