#557828#557828

#557828 is a mid, moderate yellow-green. Relative luminance 0.155; OKLCH L 52.8% C 0.116 H 129.8°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#557828
RGB	rgb(85, 120, 40)
HSL	hsl(86, 50%, 31%)
HSV	hsv(86, 67%, 47%)
CMYK	cmyk(29.2%, 0%, 66.7%, 52.9%)
CIE-LAB	lab(46.33, -26.17, 38.68)
CIE-LCH	lch(46.33, 46.70, 124.08°)
OKLab	oklab(52.85% -0.0739 0.0888)
OKLCH	oklch(52.85% 0.116 129.8)
XYZ	xyz(10.8457, 15.5171, 4.4308)
Luminance	0.1552 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557828 #4B2878

analogous

#787328 #557828 #2D7828

triadic

#557828 #285578 #782855

tetradic

#557828 #287873 #4B2878 #78282D

square

#557828 #287873 #4B2878 #78282D

split-complementary

#557828 #282D78 #732878

monochromatic

#141C09 #344A19 #557828 #76A637 #94C654

Accessibility & contrast

On white

5.12

#557828 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#557828 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557828

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557828	#FFFFFF	#000000	##FFFFFF
##557828	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E6F1E

Deuteranopia (green-blind)

#796D2E

Tritanopia (blue-blind)

#577367

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #557828;
/* rgb */ color: rgb(85, 120, 40);
/* oklch */ color: oklch(52.8% 0.116 129.8);

Tailwind

colors: {
  custom: {
    50: '#889f66',
    500: '#557828',
    950: '#000000',
  },
}

SCSS

$custom: #557828;
$custom-light: #889f66;
$custom-dark: #000000;

JSON

{
  "hex": "#557828",
  "rgb": {
    "r": 85,
    "g": 120,
    "b": 40
  },
  "hsl": {
    "h": 86.25,
    "s": 50,
    "l": 31.373
  },
  "oklch": {
    "l": 0.52847,
    "c": 0.1155,
    "h": 129.8
  },
  "luminance": 0.15517
}

Semantic roles & 50–950 ramp

primary

#557828

secondary

#7852AA

accent

#4EDA8B

background

#F8F9F6

surface

#F0F2EB

border

#CBCCC6

text

#0C0E06

muted

#7D7E7A

Preview Lab

Preview with #557828

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

Preview Lab → · Contrast checker → · Palette generator →