#557F1D#557F1D

#557F1D is a mid, vivid yellow-green. Relative luminance 0.172; OKLCH L 54.6% C 0.133 H 130.4°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#557F1D
RGB	rgb(85, 127, 29)
HSL	hsl(86, 63%, 31%)
HSV	hsv(86, 77%, 50%)
CMYK	cmyk(33.1%, 0%, 77.2%, 50.2%)
CIE-LAB	lab(48.51, -30.35, 45.45)
CIE-LCH	lch(48.51, 54.65, 123.73°)
OKLab	oklab(54.59% -0.0862 0.1013)
OKLCH	oklch(54.59% 0.133 130.4)
XYZ	xyz(11.5574, 17.1984, 3.8728)
Luminance	0.1720 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557F1D #471D7F

analogous

#7F781D #557F1D #247F1D

triadic

#557F1D #1D557F #7F1D55

tetradic

#557F1D #1D7F78 #471D7F #7F1D24

square

#557F1D #1D7F78 #471D7F #7F1D24

split-complementary

#557F1D #1D247F #781D7F

monochromatic

#121B06 #344D12 #557F1D #76B128 #96D442

Accessibility & contrast

On white

4.73

#557F1D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#557F1D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557F1D

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557F1D	#FFFFFF	#000000	##FFFFFF
##557F1D	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857508

Deuteranopia (green-blind)

#7F7227

Tritanopia (blue-blind)

#57796C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #557f1d;
/* rgb */ color: rgb(85, 127, 29);
/* oklch */ color: oklch(54.6% 0.133 130.4);

Tailwind

colors: {
  custom: {
    50: '#89a461',
    500: '#557f1d',
    950: '#000000',
  },
}

SCSS

$custom: #557f1d;
$custom-light: #89a461;
$custom-dark: #000000;

JSON

{
  "hex": "#557f1d",
  "rgb": {
    "r": 85,
    "g": 127,
    "b": 29
  },
  "hsl": {
    "h": 85.714,
    "s": 62.821,
    "l": 30.588
  },
  "oklch": {
    "l": 0.54588,
    "c": 0.13305,
    "h": 130.4
  },
  "luminance": 0.17199
}

Semantic roles & 50–950 ramp

primary

#557F1D

secondary

#7445B2

accent

#42E688

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #557F1D

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

Preview Lab → · Contrast checker → · Palette generator →