#557C23#557C23

#557C23 is a mid, vivid yellow-green. Relative luminance 0.165; OKLCH L 53.8% C 0.125 H 130.2°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX#557C23
RGBrgb(85, 124, 35)
HSLhsl(86, 56%, 31%)
HSVhsv(86, 72%, 49%)
CMYKcmyk(31.5%, 0%, 71.8%, 51.4%)
CIE-LABlab(47.58, -28.51, 42.18)
CIE-LCHlch(47.58, 50.91, 124.06°)
OKLaboklab(53.85% -0.0807 0.0954)
OKLCHoklch(53.85% 0.125 130.2)
XYZxyz(11.2573, 16.4676, 4.1752)
Luminance0.1647 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#557C23 #4A237C
analogous
#7C7623 #557C23 #287C23
triadic
#557C23 #23557C #7C2355
tetradic
#557C23 #237C76 #4A237C #7C2328
square
#557C23 #237C76 #4A237C #7C2328
split-complementary
#557C23 #23287C #76237C
monochromatic
#141D08 #344C16 #557C23 #76AC30 #95CD4D

Accessibility & contrast

On white

4.89
#557C23 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.29
#557C23 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557C23
4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##557C23#FFFFFF#000000##FFFFFF
##557C231.004.894.294.89
#FFFFFF4.891.0021.001.00
#0000004.2921.001.0021.00
##FFFFFF4.891.0021.001.00

Color blindness preview

Protanopia (red-blind)
#827315
Deuteranopia (green-blind)
#7C702B
Tritanopia (blue-blind)
#57776A
Achromatopsia (no color)
#717171

Design tokens & code

CSS
--color: #557c23;
/* rgb */ color: rgb(85, 124, 35);
/* oklch */ color: oklch(53.8% 0.125 130.2);
Tailwind
colors: {
  custom: {
    50: '#88a264',
    500: '#557c23',
    950: '#000000',
  },
}
SCSS
$custom: #557c23;
$custom-light: #88a264;
$custom-dark: #000000;
JSON
{
  "hex": "#557c23",
  "rgb": {
    "r": 85,
    "g": 124,
    "b": 35
  },
  "hsl": {
    "h": 86.292,
    "s": 55.975,
    "l": 31.176
  },
  "oklch": {
    "l": 0.53847,
    "c": 0.12501,
    "h": 130.2
  },
  "luminance": 0.16468
}

Semantic roles & 50–950 ramp

primary
#557C23
secondary
#774CAF
accent
#49DF8B
background
#F8FAF6
surface
#F0F3EB
border
#CBCDC6
text
#0C0F06
muted
#7D7F7A

Preview Lab

Preview with #557C23

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

Preview Lab → · Contrast checker → · Palette generator →

#557C23 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva