#81FC5B#81FC5B
#81FC5B is a very light, highly saturated green. Relative luminance 0.750; OKLCH L 88.8% C 0.227 H 139.1°. Best body text is #000000 at 16.01:1 contrast (WCAG AA passes).
Color values
| HEX | #81FC5B |
|---|---|
| RGB | rgb(129, 252, 91) |
| HSL | hsl(106, 96%, 67%) |
| HSV | hsv(106, 64%, 99%) |
| CMYK | cmyk(48.8%, 0%, 63.9%, 1.2%) |
| CIE-LAB | lab(89.41, -62.51, 64.44) |
| CIE-LCH | lch(89.41, 89.78, 134.13°) |
| OKLab | oklab(88.78% -0.1719 0.1488) |
| OKLCH | oklch(88.78% 0.227 139.1) |
| XYZ | xyz(45.7502, 75.0400, 21.9689) |
| Luminance | 0.7504 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Lighter Green
#75FD63
ΔE00 1.57
Light Grass Green
#9AF764
ΔE00 2.76
Light Neon Green
#4EFD54
ΔE00 3.33
Light Bright Green
#53FE5C
ΔE00 3.34
Light Green
#96F97B
ΔE00 3.71
Easter Green
#8CFD7E
ΔE00 3.73
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#81FC5B #D65BFC
analogous
#D1FC5B #81FC5B #5BFC86
triadic
#81FC5B #5B81FC #FC5B81
tetradic
#81FC5B #5BD1FC #D65BFC #FC865B
square
#81FC5B #5BD1FC #D65BFC #FC865B
split-complementary
#81FC5B #865BFC #FC5BD1
monochromatic
#36D904 #53FB1F #81FC5B #AFFD97 #DDFED3
Accessibility & contrast
On white
1.31
#81FC5B on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
16.01
#81FC5B on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #81FC5B
16.01:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##81FC5B | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##81FC5B | 1.00 | 1.31 | 16.01 | 16.01 |
| #FFFFFF | 1.31 | 1.00 | 21.00 | 21.00 |
| #000000 | 16.01 | 21.00 | 1.00 | 1.00 |
| ##000000 | 16.01 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFE747
Deuteranopia (green-blind)
#F3DD69
Tritanopia (blue-blind)
#76F4DB
Achromatopsia (no color)
#E1E1E1
Design tokens & code
CSS
--color: #81fc5b; /* rgb */ color: rgb(129, 252, 91); /* oklch */ color: oklch(88.8% 0.227 139.1);
Tailwind
colors: {
custom: {
50: '#affe90',
500: '#81fc5b',
950: '#000000',
},
}SCSS
$custom: #81fc5b; $custom-light: #affe90; $custom-dark: #000000;
JSON
{
"hex": "#81fc5b",
"rgb": {
"r": 129,
"g": 252,
"b": 91
},
"hsl": {
"h": 105.839,
"s": 96.407,
"l": 67.255
},
"oklch": {
"l": 0.88779,
"c": 0.22731,
"h": 139.1
},
"luminance": 0.75043
}Semantic roles & 50–950 ramp
primary
#81FC5B
secondary
#AA29D2
accent
#00E6AF
background
#FDFFFC
surface
#F8FFF4
border
#D1D7CE
text
#11180D
muted
#81867F