#557C1B#557C1B

#557C1B is a mid, vivid yellow-green. Relative luminance 0.164; OKLCH L 53.8% C 0.130 H 129.5°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#557C1B
RGB	rgb(85, 124, 27)
HSL	hsl(84, 64%, 30%)
HSV	hsv(84, 78%, 49%)
CMYK	cmyk(31.5%, 0%, 78.2%, 51.4%)
CIE-LAB	lab(47.53, -29.05, 45.22)
CIE-LCH	lch(47.53, 53.75, 122.71°)
OKLab	oklab(53.79% -0.0829 0.1005)
OKLCH	oklch(53.79% 0.13 129.5)
XYZ	xyz(11.1518, 16.4254, 3.6196)
Luminance	0.1643 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557C1B #421B7C

analogous

#7C731B #557C1B #247C1B

triadic

#557C1B #1B557C #7C1B55

tetradic

#557C1B #1B7C73 #421B7C #7C1B24

square

#557C1B #1B7C73 #421B7C #7C1B24

split-complementary

#557C1B #1B247C #731B7C

monochromatic

#111905 #334A10 #557C1B #77AE26 #98D53D

Accessibility & contrast

On white

4.90

#557C1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#557C1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557C1B

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557C1B	#FFFFFF	#000000	##FFFFFF
##557C1B	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827305

Deuteranopia (green-blind)

#7D7025

Tritanopia (blue-blind)

#58766A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #557c1b;
/* rgb */ color: rgb(85, 124, 27);
/* oklch */ color: oklch(53.8% 0.130 129.5);

Tailwind

colors: {
  custom: {
    50: '#89a25f',
    500: '#557c1b',
    950: '#000000',
  },
}

SCSS

$custom: #557c1b;
$custom-light: #89a25f;
$custom-dark: #000000;

JSON

{
  "hex": "#557c1b",
  "rgb": {
    "r": 85,
    "g": 124,
    "b": 27
  },
  "hsl": {
    "h": 84.124,
    "s": 64.238,
    "l": 29.608
  },
  "oklch": {
    "l": 0.53785,
    "c": 0.13028,
    "h": 129.5
  },
  "luminance": 0.16426
}

Semantic roles & 50–950 ramp

primary

#557C1B

secondary

#6F43B0

accent

#41E784

background

#F8FAF5

surface

#F0F3EA

border

#CBCDC6

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #557C1B

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

Preview Lab → · Contrast checker → · Palette generator →