#577A18#577A18
#577A18 is a mid, vivid yellow-green. Relative luminance 0.160; OKLCH L 53.4% C 0.128 H 127.9°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).
Color values
| HEX | #577A18 |
|---|---|
| RGB | rgb(87, 122, 24) |
| HSL | hsl(81, 67%, 29%) |
| HSV | hsv(81, 80%, 48%) |
| CMYK | cmyk(28.7%, 0%, 80.3%, 52.2%) |
| CIE-LAB | lab(46.99, -27.44, 45.79) |
| CIE-LCH | lch(46.99, 53.39, 120.93°) |
| OKLab | oklab(53.37% -0.0789 0.1012) |
| OKLCH | oklch(53.37% 0.128 127.9) |
| XYZ | xyz(11.0549, 16.0110, 3.3720) |
| Luminance | 0.1601 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Avocado
#568203
ΔE00 3.42
Dirty Green
#667E2C
ΔE00 3.56
Olive Green
#677A04
ΔE00 4.76
Swamp
#698339
ΔE00 5.52
Dark Grass Green
#388004
ΔE00 5.58
Muddy Green
#657432
ΔE00 5.68
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#577A18 #3B187A
analogous
#7A6C18 #577A18 #267A18
triadic
#577A18 #18577A #7A1857
tetradic
#577A18 #187A6C #3B187A #7A1826
square
#577A18 #187A6C #3B187A #7A1826
split-complementary
#577A18 #18267A #6C187A
monochromatic
#121A05 #33470E #577A18 #7BAD22 #9DD735
Accessibility & contrast
On white
5.00
#577A18 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.20
#577A18 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #577A18
5.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##577A18 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##577A18 | 1.00 | 5.00 | 4.20 | 5.00 |
| #FFFFFF | 5.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.20 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#807100
Deuteranopia (green-blind)
#7C6F22
Tritanopia (blue-blind)
#5A7468
Achromatopsia (no color)
#6F6F6F
Design tokens & code
CSS
--color: #577a18; /* rgb */ color: rgb(87, 122, 24); /* oklch */ color: oklch(53.4% 0.128 127.9);
Tailwind
colors: {
custom: {
50: '#8aa05e',
500: '#577a18',
950: '#000000',
},
}SCSS
$custom: #577a18; $custom-light: #8aa05e; $custom-dark: #000000;
JSON
{
"hex": "#577a18",
"rgb": {
"r": 87,
"g": 122,
"b": 24
},
"hsl": {
"h": 81.429,
"s": 67.123,
"l": 28.627
},
"oklch": {
"l": 0.53374,
"c": 0.12827,
"h": 127.9
},
"luminance": 0.16011
}Semantic roles & 50–950 ramp
primary
#577A18
secondary
#673FAF
accent
#3EEA7B
background
#F8F9F5
surface
#F0F2E9
border
#CBCCC5
text
#0C0E05
muted
#7D7E79