#B5EF66#B5EF66
#B5EF66 is a very light, vivid yellow-green. Relative luminance 0.725; OKLCH L 88.5% C 0.177 H 128.8°. Best body text is #000000 at 15.50:1 contrast (WCAG AA passes).
Color values
| HEX | #B5EF66 |
|---|---|
| RGB | rgb(181, 239, 102) |
| HSL | hsl(85, 81%, 67%) |
| HSV | hsv(85, 57%, 94%) |
| CMYK | cmyk(24.3%, 0%, 57.3%, 6.3%) |
| CIE-LAB | lab(88.22, -39.43, 59.19) |
| CIE-LCH | lch(88.22, 71.12, 123.67°) |
| OKLab | oklab(88.49% -0.1109 0.1382) |
| OKLCH | oklch(88.49% 0.177 128.8) |
| XYZ | xyz(52.3205, 72.5150, 23.8080) |
| Luminance | 0.7252 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Pale Lime
#BEFD73
ΔE00 2.94
Light Lime Green
#B9FF66
ΔE00 3.47
Spring Green (survey)
#A9F971
ΔE00 3.56
Light Lime
#AEFD6C
ΔE00 3.57
Pale Lime Green
#B1FF65
ΔE00 3.76
Light Pea Green
#C4FE82
ΔE00 3.76
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B5EF66 #A066EF
analogous
#EFE466 #B5EF66 #71EF66
triadic
#B5EF66 #66B5EF #EF66B5
tetradic
#B5EF66 #66EFE4 #A066EF #EF6671
square
#B5EF66 #66EFE4 #A066EF #EF6671
split-complementary
#B5EF66 #6671EF #E466EF
monochromatic
#7BC615 #9AE92F #B5EF66 #D0F59D #EBFBD5
Accessibility & contrast
On white
1.35
#B5EF66 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
15.50
#B5EF66 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #B5EF66
15.50:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B5EF66 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##B5EF66 | 1.00 | 1.35 | 15.50 | 15.50 |
| #FFFFFF | 1.35 | 1.00 | 21.00 | 21.00 |
| #000000 | 15.50 | 21.00 | 1.00 | 1.00 |
| ##000000 | 15.50 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FAE058
Deuteranopia (green-blind)
#F1DC6F
Tritanopia (blue-blind)
#BAE5D1
Achromatopsia (no color)
#DDDDDD
Design tokens & code
CSS
--color: #b5ef66; /* rgb */ color: rgb(181, 239, 102); /* oklch */ color: oklch(88.5% 0.177 128.8);
Tailwind
colors: {
custom: {
50: '#cef496',
500: '#b5ef66',
950: '#000000',
},
}SCSS
$custom: #b5ef66; $custom-light: #cef496; $custom-dark: #000000;
JSON
{
"hex": "#b5ef66",
"rgb": {
"r": 181,
"g": 239,
"b": 102
},
"hsl": {
"h": 85.401,
"s": 81.065,
"l": 66.863
},
"oklch": {
"l": 0.88491,
"c": 0.17716,
"h": 128.8
},
"luminance": 0.72516
}Semantic roles & 50–950 ramp
primary
#B5EF66
secondary
#7236C3
accent
#08DD62
background
#FEFFFC
surface
#FBFEF5
border
#D4D6CF
text
#14170E
muted
#83857F