#B1F163#B1F163
#B1F163 is a very light, vivid yellow-green. Relative luminance 0.732; OKLCH L 88.7% C 0.184 H 129.9°. Best body text is #000000 at 15.63:1 contrast (WCAG AA passes).
Color values
| HEX | #B1F163 |
|---|---|
| RGB | rgb(177, 241, 99) |
| HSL | hsl(87, 84%, 67%) |
| HSV | hsv(87, 59%, 95%) |
| CMYK | cmyk(26.6%, 0%, 58.9%, 5.5%) |
| CIE-LAB | lab(88.52, -42.01, 60.77) |
| CIE-LCH | lch(88.52, 73.88, 124.66°) |
| OKLab | oklab(88.67% -0.1181 0.1413) |
| OKLCH | oklch(88.67% 0.184 129.9) |
| XYZ | xyz(51.8385, 73.1572, 23.1915) |
| Luminance | 0.7316 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Pale Lime
#BEFD73
ΔE00 2.69
Light Lime
#AEFD6C
ΔE00 2.88
Light Lime Green
#B9FF66
ΔE00 2.95
Spring Green (survey)
#A9F971
ΔE00 2.95
Pale Lime Green
#B1FF65
ΔE00 3.06
Kiwi
#9CEF43
ΔE00 3.18
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B1F163 #A363F1
analogous
#F1EA63 #B1F163 #6AF163
triadic
#B1F163 #63B1F1 #F163B1
tetradic
#B1F163 #63F1EA #A363F1 #F1636A
square
#B1F163 #63F1EA #A363F1 #F1636A
split-complementary
#B1F163 #636AF1 #EA63F1
monochromatic
#76C812 #95EC2B #B1F163 #CDF69B #E9FBD3
Accessibility & contrast
On white
1.34
#B1F163 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
15.63
#B1F163 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #B1F163
15.63:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B1F163 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##B1F163 | 1.00 | 1.34 | 15.63 | 15.63 |
| #FFFFFF | 1.34 | 1.00 | 21.00 | 21.00 |
| #000000 | 15.63 | 21.00 | 1.00 | 1.00 |
| ##000000 | 15.63 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FBE153
Deuteranopia (green-blind)
#F2DD6D
Tritanopia (blue-blind)
#B5E7D3
Achromatopsia (no color)
#DEDEDE
Design tokens & code
CSS
--color: #b1f163; /* rgb */ color: rgb(177, 241, 99); /* oklch */ color: oklch(88.7% 0.184 129.9);
Tailwind
colors: {
custom: {
50: '#ccf694',
500: '#b1f163',
950: '#000000',
},
}SCSS
$custom: #b1f163; $custom-light: #ccf694; $custom-dark: #000000;
JSON
{
"hex": "#b1f163",
"rgb": {
"r": 177,
"g": 241,
"b": 99
},
"hsl": {
"h": 87.042,
"s": 83.529,
"l": 66.667
},
"oklch": {
"l": 0.88671,
"c": 0.18411,
"h": 129.9
},
"luminance": 0.73159
}Semantic roles & 50–950 ramp
primary
#B1F163
secondary
#7534C5
accent
#06E068
background
#FEFFFC
surface
#FBFEF5
border
#D4D6CF
text
#14170D
muted
#83857F