#66F4A9#66F4A9
#66F4A9 is a very light, vivid green. Relative luminance 0.704; OKLCH L 87.0% C 0.163 H 157.2°. Best body text is #000000 at 15.08:1 contrast (WCAG AA passes).
Color values
| HEX | #66F4A9 |
|---|---|
| RGB | rgb(102, 244, 169) |
| HSL | hsl(148, 87%, 68%) |
| HSV | hsv(148, 58%, 96%) |
| CMYK | cmyk(58.2%, 0%, 30.7%, 4.3%) |
| CIE-LAB | lab(87.19, -55.10, 24.91) |
| CIE-LCH | lch(87.19, 60.47, 155.67°) |
| OKLab | oklab(87.04% -0.1502 0.0631) |
| OKLCH | oklch(87.04% 0.163 157.2) |
| XYZ | xyz(44.9877, 70.3864, 48.7435) |
| Luminance | 0.7039 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Light Greenish Blue
#63F7B4
ΔE00 1.95
Seafoam Green
#7AF9AB
ΔE00 1.97
Light Blue Green
#7EFBB3
ΔE00 2.29
Seafoam (survey)
#80F9AD
ΔE00 2.32
Light Bluish Green
#76FDA8
ΔE00 2.78
Light Green Blue
#56FCA2
ΔE00 2.79
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#66F4A9 #F466B1
analogous
#6AF466 #66F4A9 #66F4F0
triadic
#66F4A9 #A966F4 #F4A966
tetradic
#66F4A9 #666AF4 #F466B1 #F4F066
square
#66F4A9 #666AF4 #F466B1 #F4F066
split-complementary
#66F4A9 #F066F4 #F4666A
monochromatic
#0FD16A #2DF089 #66F4A9 #9FF8C9 #D8FCE9
Accessibility & contrast
On white
1.39
#66F4A9 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
15.08
#66F4A9 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #66F4A9
15.08:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##66F4A9 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##66F4A9 | 1.00 | 1.39 | 15.08 | 15.08 |
| #FFFFFF | 1.39 | 1.00 | 21.00 | 21.00 |
| #000000 | 15.08 | 21.00 | 1.00 | 1.00 |
| ##000000 | 15.08 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#F2E3A4
Deuteranopia (green-blind)
#DFD5AE
Tritanopia (blue-blind)
#2DF2E0
Achromatopsia (no color)
#DADADA
Design tokens & code
CSS
--color: #66f4a9; /* rgb */ color: rgb(102, 244, 169); /* oklch */ color: oklch(87.0% 0.163 157.2);
Tailwind
colors: {
custom: {
50: '#9df9c3',
500: '#66f4a9',
950: '#000000',
},
}SCSS
$custom: #66f4a9; $custom-light: #9df9c3; $custom-dark: #000000;
JSON
{
"hex": "#66f4a9",
"rgb": {
"r": 102,
"g": 244,
"b": 169
},
"hsl": {
"h": 148.31,
"s": 86.585,
"l": 67.843
},
"oklch": {
"l": 0.87036,
"c": 0.16289,
"h": 157.2
},
"luminance": 0.70391
}Semantic roles & 50–950 ramp
primary
#66F4A9
secondary
#CC3283
accent
#0279E3
background
#FCFFFD
surface
#F6FFF9
border
#D0D7D2
text
#0F1712
muted
#808582