#558F2F#558F2F

#558F2F is a mid, vivid yellow-green. Relative luminance 0.218; OKLCH L 58.9% C 0.142 H 135.2°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#558F2F
RGB	rgb(85, 143, 47)
HSL	hsl(96, 51%, 37%)
HSV	hsv(96, 67%, 56%)
CMYK	cmyk(40.6%, 0%, 67.1%, 43.9%)
CIE-LAB	lab(53.79, -36.26, 43.59)
CIE-LCH	lch(53.79, 56.71, 129.76°)
OKLab	oklab(58.95% -0.1009 0.1001)
OKLCH	oklch(58.95% 0.142 135.2)
XYZ	xyz(14.0815, 21.7807, 6.1509)
Luminance	0.2178 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558F2F #692F8F

analogous

#858F2F #558F2F #2F8F39

triadic

#558F2F #2F558F #8F2F55

tetradic

#558F2F #2F858F #692F8F #8F392F

square

#558F2F #2F858F #692F8F #8F392F

split-complementary

#558F2F #392F8F #8F2F85

monochromatic

#1E3311 #3A6120 #558F2F #70BD3E #92CE6A

Accessibility & contrast

On white

3.92

#558F2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#558F2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558F2F

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558F2F	#FFFFFF	#000000	##000000
##558F2F	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948422

Deuteranopia (green-blind)

#8C7F37

Tritanopia (blue-blind)

#548A7B

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #558f2f;
/* rgb */ color: rgb(85, 143, 47);
/* oklch */ color: oklch(58.9% 0.142 135.2);

Tailwind

colors: {
  custom: {
    50: '#89b06c',
    500: '#558f2f',
    950: '#000000',
  },
}

SCSS

$custom: #558f2f;
$custom-light: #89b06c;
$custom-dark: #000000;

JSON

{
  "hex": "#558f2f",
  "rgb": {
    "r": 85,
    "g": 143,
    "b": 47
  },
  "hsl": {
    "h": 96.25,
    "s": 50.526,
    "l": 37.255
  },
  "oklch": {
    "l": 0.58945,
    "c": 0.14211,
    "h": 135.2
  },
  "luminance": 0.21781
}

Semantic roles & 50–950 ramp

primary

#558F2F

secondary

#9565B5

accent

#4EDAA3

background

#F8FAF6

surface

#F0F5EC

border

#CBCFC7

text

#0C1007

muted

#7D7F7A

Preview Lab

Preview with #558F2F

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

Preview Lab → · Contrast checker → · Palette generator →