#66FB6B#66FB6B
#66FB6B is a very light, highly saturated green. Relative luminance 0.729; OKLCH L 87.7% C 0.226 H 143.9°. Best body text is #000000 at 15.58:1 contrast (WCAG AA passes).
Color values
| HEX | #66FB6B |
|---|---|
| RGB | rgb(102, 251, 107) |
| HSL | hsl(122, 95%, 69%) |
| HSV | hsv(122, 59%, 98%) |
| CMYK | cmyk(59.4%, 0%, 57.4%, 1.6%) |
| CIE-LAB | lab(88.39, -67.23, 56.34) |
| CIE-LCH | lch(88.39, 87.71, 140.04°) |
| OKLab | oklab(87.74% -0.1824 0.1331) |
| OKLCH | oklch(87.74% 0.226 143.9) |
| XYZ | xyz(42.6280, 72.8767, 25.7272) |
| Luminance | 0.7288 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Light Bright Green
#53FE5C
ΔE00 1.80
Lightgreen (survey)
#76FF7B
ΔE00 1.80
Lighter Green
#75FD63
ΔE00 1.84
Light Neon Green
#4EFD54
ΔE00 2.36
Bright Light Green
#2DFE54
ΔE00 2.89
Easter Green
#8CFD7E
ΔE00 3.12
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#66FB6B #FB66F6
analogous
#ACFB66 #66FB6B #66FBB5
triadic
#66FB6B #6B66FB #FB6B66
tetradic
#66FB6B #66ACFB #FB66F6 #FBB566
square
#66FB6B #66ACFB #FB66F6 #FBB566
split-complementary
#66FB6B #B566FB #FB66AC
monochromatic
#06E10D #2AF931 #66FB6B #A2FDA5 #DDFEDE
Accessibility & contrast
On white
1.35
#66FB6B on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
15.58
#66FB6B on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #66FB6B
15.58:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##66FB6B | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##66FB6B | 1.00 | 1.35 | 15.58 | 15.58 |
| #FFFFFF | 1.35 | 1.00 | 21.00 | 21.00 |
| #000000 | 15.58 | 21.00 | 1.00 | 1.00 |
| ##000000 | 15.58 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFE65C
Deuteranopia (green-blind)
#EDD976
Tritanopia (blue-blind)
#49F5DC
Achromatopsia (no color)
#DEDEDE
Design tokens & code
CSS
--color: #66fb6b; /* rgb */ color: rgb(102, 251, 107); /* oklch */ color: oklch(87.7% 0.226 143.9);
Tailwind
colors: {
custom: {
50: '#9ffe99',
500: '#66fb6b',
950: '#000000',
},
}SCSS
$custom: #66fb6b; $custom-light: #9ffe99; $custom-dark: #000000;
JSON
{
"hex": "#66fb6b",
"rgb": {
"r": 102,
"g": 251,
"b": 107
},
"hsl": {
"h": 122.013,
"s": 94.904,
"l": 69.216
},
"oklch": {
"l": 0.8774,
"c": 0.22581,
"h": 143.9
},
"luminance": 0.72881
}Semantic roles & 50–950 ramp
primary
#66FB6B
secondary
#D530D0
accent
#00DEE6
background
#FDFFFC
surface
#F7FFF5
border
#D0D7CF
text
#10180E
muted
#81867F