#40B31D#40B31D
#40B31D is a light, highly saturated green. Relative luminance 0.334; OKLCH L 67.5% C 0.206 H 140.0°. Best body text is #000000 at 7.68:1 contrast (WCAG AA passes).
Color values
| HEX | #40B31D |
|---|---|
| RGB | rgb(64, 179, 29) |
| HSL | hsl(106, 72%, 41%) |
| HSV | hsv(106, 84%, 70%) |
| CMYK | cmyk(64.2%, 0%, 83.8%, 29.8%) |
| CIE-LAB | lab(64.50, -57.44, 60.07) |
| CIE-LCH | lch(64.50, 83.11, 133.72°) |
| OKLab | oklab(67.51% -0.1577 0.1323) |
| OKLCH | oklch(67.51% 0.206 140) |
| XYZ | xyz(18.4554, 33.4171, 6.6397) |
| Luminance | 0.3342 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Green (survey)
#15B01A
ΔE00 2.42
Kelly Green
#4CBB17
ΔE00 2.62
Leafy Green
#51B73B
ΔE00 2.70
Grass
#5CAC2D
ΔE00 3.31
Kermit Green
#5CB200
ΔE00 3.54
Frog Green
#58BC08
ΔE00 3.85
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#40B31D #901DB3
analogous
#8BB31D #40B31D #1DB345
triadic
#40B31D #1D40B3 #B31D40
tetradic
#40B31D #1D8BB3 #901DB3 #B3451D
square
#40B31D #1D8BB3 #901DB3 #B3451D
split-complementary
#40B31D #451DB3 #B31D8B
monochromatic
#1A4A0C #2D7E14 #40B31D #58DD30 #83E664
Accessibility & contrast
On white
2.73
#40B31D on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.68
#40B31D on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #40B31D
7.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##40B31D | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##40B31D | 1.00 | 2.73 | 7.68 | 7.68 |
| #FFFFFF | 2.73 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.68 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.68 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#B8A200
Deuteranopia (green-blind)
#AA9931
Tritanopia (blue-blind)
#2EAD98
Achromatopsia (no color)
#9C9C9C
Design tokens & code
CSS
--color: #40b31d; /* rgb */ color: rgb(64, 179, 29); /* oklch */ color: oklch(67.5% 0.206 140.0);
Tailwind
colors: {
custom: {
50: '#84cb68',
500: '#40b31d',
950: '#000000',
},
}SCSS
$custom: #40b31d; $custom-light: #84cb68; $custom-dark: #000000;
JSON
{
"hex": "#40b31d",
"rgb": {
"r": 64,
"g": 179,
"b": 29
},
"hsl": {
"h": 106,
"s": 72.115,
"l": 40.784
},
"oklch": {
"l": 0.6751,
"c": 0.20588,
"h": 140
},
"luminance": 0.33419
}Semantic roles & 50–950 ramp
primary
#40B31D
secondary
#B261CB
accent
#39EFC4
background
#F8FCF6
surface
#F0F9EB
border
#CBD2C6
text
#0C1307
muted
#7D827A