#558D1B#558D1B

#558D1B is a mid, vivid yellow-green. Relative luminance 0.211; OKLCH L 58.3% C 0.152 H 133.0°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#558D1B
RGB	rgb(85, 141, 27)
HSL	hsl(89, 68%, 33%)
HSV	hsv(89, 81%, 55%)
CMYK	cmyk(39.7%, 0%, 80.9%, 44.7%)
CIE-LAB	lab(53.01, -36.80, 50.40)
CIE-LCH	lch(53.01, 62.41, 126.14°)
OKLab	oklab(58.26% -0.1038 0.1114)
OKLCH	oklch(58.26% 0.152 133)
XYZ	xyz(13.4688, 21.0595, 4.3919)
Luminance	0.2106 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558D1B #531B8D

analogous

#8D8C1B #558D1B #1C8D1B

triadic

#558D1B #1B558D #8D1B55

tetradic

#558D1B #1B8D8C #531B8D #8D1B1C

square

#558D1B #1B8D8C #531B8D #8D1B1C

split-complementary

#558D1B #1B1C8D #8C1B8D

monochromatic

#172607 #365A11 #558D1B #74C025 #93DC47

Accessibility & contrast

On white

4.03

#558D1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#558D1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558D1B

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558D1B	#FFFFFF	#000000	##000000
##558D1B	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938100

Deuteranopia (green-blind)

#8B7D28

Tritanopia (blue-blind)

#558778

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #558d1b;
/* rgb */ color: rgb(85, 141, 27);
/* oklch */ color: oklch(58.3% 0.152 133.0);

Tailwind

colors: {
  custom: {
    50: '#8aaf62',
    500: '#558d1b',
    950: '#000000',
  },
}

SCSS

$custom: #558d1b;
$custom-light: #8aaf62;
$custom-dark: #000000;

JSON

{
  "hex": "#558d1b",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 27
  },
  "hsl": {
    "h": 89.474,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.58264,
    "c": 0.15228,
    "h": 133
  },
  "luminance": 0.2106
}

Semantic roles & 50–950 ramp

primary

#558D1B

secondary

#8146BD

accent

#3DEB92

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #558D1B

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

Preview Lab → · Contrast checker → · Palette generator →