#558D10#558D10

#558D10 is a mid, vivid yellow-green. Relative luminance 0.210; OKLCH L 58.2% C 0.157 H 132.4°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#558D10
RGB	rgb(85, 141, 16)
HSL	hsl(87, 80%, 31%)
HSV	hsv(87, 89%, 55%)
CMYK	cmyk(39.7%, 0%, 88.7%, 44.7%)
CIE-LAB	lab(52.97, -37.28, 53.31)
CIE-LCH	lch(52.97, 65.05, 124.96°)
OKLab	oklab(58.21% -0.1057 0.1159)
OKLCH	oklch(58.21% 0.157 132.4)
XYZ	xyz(13.3646, 21.0178, 3.8428)
Luminance	0.2102 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558D10 #48108D

analogous

#8D8610 #558D10 #168D10

triadic

#558D10 #10558D #8D1055

tetradic

#558D10 #108D86 #48108D #8D1016

square

#558D10 #108D86 #48108D #8D1016

split-complementary

#558D10 #10168D #86108D

monochromatic

#131F04 #34560A #558D10 #76C416 #95E730

Accessibility & contrast

On white

4.04

#558D10 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#558D10 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558D10

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558D10	#FFFFFF	#000000	##000000
##558D10	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938100

Deuteranopia (green-blind)

#8C7D21

Tritanopia (blue-blind)

#568778

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #558d10;
/* rgb */ color: rgb(85, 141, 16);
/* oklch */ color: oklch(58.2% 0.157 132.4);

Tailwind

colors: {
  custom: {
    50: '#8baf5e',
    500: '#558d10',
    950: '#000000',
  },
}

SCSS

$custom: #558d10;
$custom-light: #8baf5e;
$custom-dark: #000000;

JSON

{
  "hex": "#558d10",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 16
  },
  "hsl": {
    "h": 86.88,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.58212,
    "c": 0.15686,
    "h": 132.4
  },
  "luminance": 0.21018
}

Semantic roles & 50–950 ramp

primary

#558D10

secondary

#7537C2

accent

#32F68A

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C1005

muted

#7D7F79

Preview Lab

Preview with #558D10

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

Preview Lab → · Contrast checker → · Palette generator →