#509A28#509A28
#509A28 is a mid, vivid yellow-green. Relative luminance 0.250; OKLCH L 61.5% C 0.164 H 136.9°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #509A28 |
|---|---|
| RGB | rgb(80, 154, 40) |
| HSL | hsl(99, 59%, 38%) |
| HSV | hsv(99, 74%, 60%) |
| CMYK | cmyk(48.1%, 0%, 74%, 39.6%) |
| CIE-LAB | lab(57.05, -43.18, 49.73) |
| CIE-LCH | lch(57.05, 65.86, 130.96°) |
| OKLab | oklab(61.53% -0.1198 0.1121) |
| OKLCH | oklch(61.53% 0.164 136.9) |
| XYZ | xyz(15.2464, 24.9689, 6.0232) |
| Luminance | 0.2497 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Grass Green
#3F9B0B
ΔE00 2.41
Grassy Green
#419C03
ΔE00 2.65
Lawn Green
#4DA409
ΔE00 4.00
Flat Green
#699D4C
ΔE00 5.25
Mid Green
#50A747
ΔE00 5.31
True Green
#089404
ΔE00 5.42
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#509A28 #72289A
analogous
#899A28 #509A28 #289A39
triadic
#509A28 #28509A #9A2850
tetradic
#509A28 #28899A #72289A #9A3928
square
#509A28 #28899A #72289A #9A3928
split-complementary
#509A28 #39289A #9A2889
monochromatic
#1E390F #37691B #509A28 #69CA35 #8DD765
Accessibility & contrast
On white
3.50
#509A28 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#509A28 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #509A28
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##509A28 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##509A28 | 1.00 | 3.50 | 5.99 | 5.99 |
| #FFFFFF | 3.50 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#9F8D13
Deuteranopia (green-blind)
#958733
Tritanopia (blue-blind)
#4C9484
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #509a28; /* rgb */ color: rgb(80, 154, 40); /* oklch */ color: oklch(61.5% 0.164 136.9);
Tailwind
colors: {
custom: {
50: '#88b86a',
500: '#509a28',
950: '#000000',
},
}SCSS
$custom: #509a28; $custom-light: #88b86a; $custom-dark: #000000;
JSON
{
"hex": "#509a28",
"rgb": {
"r": 80,
"g": 154,
"b": 40
},
"hsl": {
"h": 98.947,
"s": 58.763,
"l": 38.039
},
"oklch": {
"l": 0.6153,
"c": 0.16405,
"h": 136.9
},
"luminance": 0.2497
}Semantic roles & 50–950 ramp
primary
#509A28
secondary
#9D61BD
accent
#46E2AB
background
#F8FBF6
surface
#F0F6EB
border
#CBD0C6
text
#0C1107
muted
#7D807A