#577918#577918

#577918 is a mid, vivid yellow-green. Relative luminance 0.158; OKLCH L 53.1% C 0.127 H 127.6°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#577918
RGB	rgb(87, 121, 24)
HSL	hsl(81, 67%, 28%)
HSV	hsv(81, 80%, 47%)
CMYK	cmyk(28.1%, 0%, 80.2%, 52.5%)
CIE-LAB	lab(46.67, -26.95, 45.49)
CIE-LCH	lch(46.67, 52.88, 120.64°)
OKLab	oklab(53.11% -0.0775 0.1005)
OKLCH	oklch(53.11% 0.127 127.6)
XYZ	xyz(10.9327, 15.7667, 3.3313)
Luminance	0.1577 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577918 #3A1879

analogous

#796A18 #577918 #267918

triadic

#577918 #185779 #791857

tetradic

#577918 #18796A #3A1879 #791826

square

#577918 #18796A #3A1879 #791826

split-complementary

#577918 #182679 #6A1879

monochromatic

#121A05 #32460E #577918 #7CAC22 #9ED735

Accessibility & contrast

On white

5.06

#577918 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#577918 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577918

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577918	#FFFFFF	#000000	##FFFFFF
##577918	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7000

Deuteranopia (green-blind)

#7B6E22

Tritanopia (blue-blind)

#5A7367

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #577918;
/* rgb */ color: rgb(87, 121, 24);
/* oklch */ color: oklch(53.1% 0.127 127.6);

Tailwind

colors: {
  custom: {
    50: '#8aa05e',
    500: '#577918',
    950: '#000000',
  },
}

SCSS

$custom: #577918;
$custom-light: #8aa05e;
$custom-dark: #000000;

JSON

{
  "hex": "#577918",
  "rgb": {
    "r": 87,
    "g": 121,
    "b": 24
  },
  "hsl": {
    "h": 81.031,
    "s": 66.897,
    "l": 28.431
  },
  "oklch": {
    "l": 0.53113,
    "c": 0.12697,
    "h": 127.6
  },
  "luminance": 0.15767
}

Semantic roles & 50–950 ramp

primary

#577918

secondary

#663FAE

accent

#3EEA7A

background

#F8F9F5

surface

#F0F2E9

border

#CBCCC5

text

#0C0E05

muted

#7D7E79

Preview Lab

Preview with #577918

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →