#558D37#558D37

#558D37 is a mid, vivid yellow-green. Relative luminance 0.213; OKLCH L 58.5% C 0.133 H 136.2°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#558D37
RGB	rgb(85, 141, 55)
HSL	hsl(99, 44%, 38%)
HSV	hsv(99, 61%, 55%)
CMYK	cmyk(39.7%, 0%, 61%, 44.7%)
CIE-LAB	lab(53.23, -34.59, 39.31)
CIE-LCH	lch(53.23, 52.36, 131.34°)
OKLab	oklab(58.51% -0.0957 0.0919)
OKLCH	oklch(58.51% 0.133 136.2)
XYZ	xyz(13.9604, 21.2562, 6.9810)
Luminance	0.2126 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558D37 #6F378D

analogous

#808D37 #558D37 #378D44

triadic

#558D37 #37558D #8D3755

tetradic

#558D37 #37808D #6F378D #8D4437

square

#558D37 #37808D #6F378D #8D4437

split-complementary

#558D37 #44378D #8D3780

monochromatic

#203515 #3A6126 #558D37 #70B849 #92C975

Accessibility & contrast

On white

4.00

#558D37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#558D37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558D37

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558D37	#FFFFFF	#000000	##000000
##558D37	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92822E

Deuteranopia (green-blind)

#8A7D3D

Tritanopia (blue-blind)

#53887A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #558d37;
/* rgb */ color: rgb(85, 141, 55);
/* oklch */ color: oklch(58.5% 0.133 136.2);

Tailwind

colors: {
  custom: {
    50: '#89af71',
    500: '#558d37',
    950: '#000000',
  },
}

SCSS

$custom: #558d37;
$custom-light: #89af71;
$custom-dark: #000000;

JSON

{
  "hex": "#558d37",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 55
  },
  "hsl": {
    "h": 99.07,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.58508,
    "c": 0.13269,
    "h": 136.2
  },
  "luminance": 0.21257
}

Semantic roles & 50–950 ramp

primary

#558D37

secondary

#9A6EB2

accent

#54D4A7

background

#F8FAF7

surface

#F0F4ED

border

#CBCEC8

text

#0C1008

muted

#7D7F7B

Preview Lab

Preview with #558D37

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

Preview Lab → · Contrast checker → · Palette generator →