#577818#577818

#577818 is a mid, vivid yellow-green. Relative luminance 0.155; OKLCH L 52.9% C 0.126 H 127.3°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX#577818
RGBrgb(87, 120, 24)
HSLhsl(81, 67%, 28%)
HSVhsv(81, 80%, 47%)
CMYKcmyk(27.5%, 0%, 80%, 52.9%)
CIE-LABlab(46.34, -26.46, 45.19)
CIE-LCHlch(46.34, 52.37, 120.35°)
OKLaboklab(52.85% -0.0762 0.0999)
OKLCHoklch(52.85% 0.126 127.3)
XYZxyz(10.8119, 15.5249, 3.2910)
Luminance0.1552 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#577818 #391878
analogous
#786918 #577818 #277818
triadic
#577818 #185778 #781857
tetradic
#577818 #187869 #391878 #781827
square
#577818 #187869 #391878 #781827
split-complementary
#577818 #182778 #691878
monochromatic
#121A05 #32450E #577818 #7CAB22 #9FD634

Accessibility & contrast

On white

5.12
#577818 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.10
#577818 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577818
5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##577818#FFFFFF#000000##FFFFFF
##5778181.005.124.105.12
#FFFFFF5.121.0021.001.00
#0000004.1021.001.0021.00
##FFFFFF5.121.0021.001.00

Color blindness preview

Protanopia (red-blind)
#7E6F01
Deuteranopia (green-blind)
#7A6D22
Tritanopia (blue-blind)
#5B7266
Achromatopsia (no color)
#6E6E6E

Design tokens & code

CSS
--color: #577818;
/* rgb */ color: rgb(87, 120, 24);
/* oklch */ color: oklch(52.9% 0.126 127.3);
Tailwind
colors: {
  custom: {
    50: '#8a9f5e',
    500: '#577818',
    950: '#000000',
  },
}
SCSS
$custom: #577818;
$custom-light: #8a9f5e;
$custom-dark: #000000;
JSON
{
  "hex": "#577818",
  "rgb": {
    "r": 87,
    "g": 120,
    "b": 24
  },
  "hsl": {
    "h": 80.625,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.52851,
    "c": 0.12565,
    "h": 127.3
  },
  "luminance": 0.15525
}

Semantic roles & 50–950 ramp

primary
#577818
secondary
#653FAD
accent
#3EEA79
background
#F8F9F5
surface
#F0F2E9
border
#CBCCC5
text
#0C0E05
muted
#7D7E79

Preview Lab

Preview with #577818

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

Preview Lab → · Contrast checker → · Palette generator →

#577818 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva