#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
RGB	rgb(85, 124, 35)
HSL	hsl(86, 56%, 31%)
HSV	hsv(86, 72%, 49%)
CMYK	cmyk(31.5%, 0%, 71.8%, 51.4%)
CIE-LAB	lab(47.58, -28.51, 42.18)
CIE-LCH	lch(47.58, 50.91, 124.06°)
OKLab	oklab(53.85% -0.0807 0.0954)
OKLCH	oklch(53.85% 0.125 130.2)
XYZ	xyz(11.2573, 16.4676, 4.1752)
Luminance	0.1647 (WCAG relative)
Temperature	warm
Family	yellow-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
##557C23	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

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 →