#B5D737#B5D737
#B5D737 is a very light, vivid yellow-green. Relative luminance 0.587; OKLCH L 82.6% C 0.181 H 121.2°. Best body text is #000000 at 12.74:1 contrast (WCAG AA passes).
Color values
| HEX | #B5D737 |
|---|---|
| RGB | rgb(181, 215, 55) |
| HSL | hsl(73, 67%, 53%) |
| HSV | hsv(73, 74%, 84%) |
| CMYK | cmyk(15.8%, 0%, 74.4%, 15.7%) |
| CIE-LAB | lab(81.13, -31.72, 69.94) |
| CIE-LCH | lch(81.13, 76.80, 114.40°) |
| OKLab | oklab(82.65% -0.0936 0.1546) |
| OKLCH | oklch(82.65% 0.181 121.2) |
| XYZ | xyz(44.0468, 58.7005, 12.6236) |
| Luminance | 0.5870 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Yellowish Green
#B0DD16
ΔE00 2.48
Green Yellow
#B5CE08
ΔE00 3.45
Slime Green
#99CC04
ΔE00 4.44
Yellowgreen
#9ACD32
ΔE00 4.57
Sickly Yellow
#D0E429
ΔE00 5.28
Snot Green
#9DC100
ΔE00 5.79
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B5D737 #5937D7
analogous
#D7A937 #B5D737 #65D737
triadic
#B5D737 #37B5D7 #D737B5
tetradic
#B5D737 #37D7A9 #5937D7 #D73765
square
#B5D737 #37D7A9 #5937D7 #D73765
split-complementary
#B5D737 #3765D7 #A937D7
monochromatic
#667B19 #90AE23 #B5D737 #C8E16A #DBEB9D
Accessibility & contrast
On white
1.65
#B5D737 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
12.74
#B5D737 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #B5D737
12.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B5D737 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##B5D737 | 1.00 | 1.65 | 12.74 | 12.74 |
| #FFFFFF | 1.65 | 1.00 | 21.00 | 21.00 |
| #000000 | 12.74 | 21.00 | 1.00 | 1.00 |
| ##000000 | 12.74 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#E4CA11
Deuteranopia (green-blind)
#E0CA46
Tritanopia (blue-blind)
#BFCCB9
Achromatopsia (no color)
#C9C9C9
Design tokens & code
CSS
--color: #b5d737; /* rgb */ color: rgb(181, 215, 55); /* oklch */ color: oklch(82.6% 0.181 121.2);
Tailwind
colors: {
custom: {
50: '#cfe37a',
500: '#b5d737',
950: '#000000',
},
}SCSS
$custom: #b5d737; $custom-light: #cfe37a; $custom-dark: #000000;
JSON
{
"hex": "#b5d737",
"rgb": {
"r": 181,
"g": 215,
"b": 55
},
"hsl": {
"h": 72.75,
"s": 66.667,
"l": 52.941
},
"oklch": {
"l": 0.82649,
"c": 0.18074,
"h": 121.2
},
"luminance": 0.587
}Semantic roles & 50–950 ramp
primary
#B5D737
secondary
#413083
accent
#3EEA63
background
#FEFEFB
surface
#FBFCF2
border
#D4D5CC
text
#14150A
muted
#83847D