#557D23#557D23

#557D23 is a mid, vivid yellow-green. Relative luminance 0.167; OKLCH L 54.1% C 0.126 H 130.5°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#557D23
RGB	rgb(85, 125, 35)
HSL	hsl(87, 56%, 31%)
HSV	hsv(87, 72%, 49%)
CMYK	cmyk(32%, 0%, 72%, 51%)
CIE-LAB	lab(47.90, -28.99, 42.51)
CIE-LCH	lch(47.90, 51.46, 124.29°)
OKLab	oklab(54.11% -0.0821 0.0961)
OKLCH	oklch(54.11% 0.126 130.5)
XYZ	xyz(11.3832, 16.7195, 4.2172)
Luminance	0.1672 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557D23 #4B237D

analogous

#7D7823 #557D23 #287D23

triadic

#557D23 #23557D #7D2355

tetradic

#557D23 #237D78 #4B237D #7D2328

square

#557D23 #237D78 #4B237D #7D2328

split-complementary

#557D23 #23287D #78237D

monochromatic

#141D08 #344D16 #557D23 #76AD30 #94CD4D

Accessibility & contrast

On white

4.83

#557D23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#557D23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557D23

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557D23	#FFFFFF	#000000	##FFFFFF
##557D23	1.00	4.83	4.34	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837415

Deuteranopia (green-blind)

#7D712B

Tritanopia (blue-blind)

#57786B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #557d23;
/* rgb */ color: rgb(85, 125, 35);
/* oklch */ color: oklch(54.1% 0.126 130.5);

Tailwind

colors: {
  custom: {
    50: '#88a364',
    500: '#557d23',
    950: '#000000',
  },
}

SCSS

$custom: #557d23;
$custom-light: #88a364;
$custom-dark: #000000;

JSON

{
  "hex": "#557d23",
  "rgb": {
    "r": 85,
    "g": 125,
    "b": 35
  },
  "hsl": {
    "h": 86.667,
    "s": 56.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.5411,
    "c": 0.12638,
    "h": 130.5
  },
  "luminance": 0.1672
}

Semantic roles & 50–950 ramp

primary

#557D23

secondary

#784CAF

accent

#48E08B

background

#F8FAF6

surface

#F0F3EB

border

#CBCDC6

text

#0C0F06

muted

#7D7F7A

Preview Lab

Preview with #557D23

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

Preview Lab → · Contrast checker → · Palette generator →