#558F37#558F37

#558F37 is a mid, vivid yellow-green. Relative luminance 0.219; OKLCH L 59.0% C 0.136 H 136.4°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#558F37
RGB	rgb(85, 143, 55)
HSL	hsl(100, 44%, 39%)
HSV	hsv(100, 62%, 56%)
CMYK	cmyk(40.6%, 0%, 61.5%, 43.9%)
CIE-LAB	lab(53.87, -35.49, 40.04)
CIE-LCH	lch(53.87, 53.50, 131.55°)
OKLab	oklab(59.03% -0.0982 0.0935)
OKLCH	oklch(59.03% 0.136 136.4)
XYZ	xyz(14.2580, 21.8513, 7.0801)
Luminance	0.2185 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558F37 #71378F

analogous

#818F37 #558F37 #378F45

triadic

#558F37 #37558F #8F3755

tetradic

#558F37 #37818F #71378F #8F4537

square

#558F37 #37818F #71378F #8F4537

split-complementary

#558F37 #45378F #8F3781

monochromatic

#203715 #3B6326 #558F37 #70B94A #93CA76

Accessibility & contrast

On white

3.91

#558F37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#558F37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558F37

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558F37	#FFFFFF	#000000	##000000
##558F37	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94842D

Deuteranopia (green-blind)

#8C7F3E

Tritanopia (blue-blind)

#538A7C

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #558f37;
/* rgb */ color: rgb(85, 143, 55);
/* oklch */ color: oklch(59.0% 0.136 136.4);

Tailwind

colors: {
  custom: {
    50: '#89b071',
    500: '#558f37',
    950: '#000000',
  },
}

SCSS

$custom: #558f37;
$custom-light: #89b071;
$custom-dark: #000000;

JSON

{
  "hex": "#558f37",
  "rgb": {
    "r": 85,
    "g": 143,
    "b": 55
  },
  "hsl": {
    "h": 99.545,
    "s": 44.444,
    "l": 38.824
  },
  "oklch": {
    "l": 0.59031,
    "c": 0.13554,
    "h": 136.4
  },
  "luminance": 0.21852
}

Semantic roles & 50–950 ramp

primary

#558F37

secondary

#9C6FB3

accent

#54D4A8

background

#F8FAF7

surface

#F0F5ED

border

#CBCFC8

text

#0C1008

muted

#7D7F7B

Preview Lab

Preview with #558F37

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

Preview Lab → · Contrast checker → · Palette generator →