#518E16#518E16

#518E16 is a mid, vivid yellow-green. Relative luminance 0.212; OKLCH L 58.3% C 0.158 H 133.9°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#518E16
RGB	rgb(81, 142, 22)
HSL	hsl(91, 73%, 32%)
HSV	hsv(91, 85%, 56%)
CMYK	cmyk(43%, 0%, 84.5%, 44.3%)
CIE-LAB	lab(53.12, -38.91, 51.88)
CIE-LCH	lch(53.12, 64.85, 126.87°)
OKLab	oklab(58.29% -0.1095 0.1138)
OKLCH	oklch(58.29% 0.158 133.9)
XYZ	xyz(13.2109, 21.1525, 4.1456)
Luminance	0.2115 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518E16 #53168E

analogous

#8D8E16 #518E16 #168E17

triadic

#518E16 #16518E #8E1651

tetradic

#518E16 #168D8E #53168E #8E1716

square

#518E16 #168D8E #53168E #8E1716

split-complementary

#518E16 #17168E #8E168D

monochromatic

#152406 #33590E #518E16 #6FC31E #8EE13D

Accessibility & contrast

On white

4.01

#518E16 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#518E16 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518E16

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518E16	#FFFFFF	#000000	##000000
##518E16	1.00	4.01	5.23	5.23
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948200

Deuteranopia (green-blind)

#8C7D25

Tritanopia (blue-blind)

#508879

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #518e16;
/* rgb */ color: rgb(81, 142, 22);
/* oklch */ color: oklch(58.3% 0.158 133.9);

Tailwind

colors: {
  custom: {
    50: '#88af60',
    500: '#518e16',
    950: '#000000',
  },
}

SCSS

$custom: #518e16;
$custom-light: #88af60;
$custom-dark: #000000;

JSON

{
  "hex": "#518e16",
  "rgb": {
    "r": 81,
    "g": 142,
    "b": 22
  },
  "hsl": {
    "h": 90.5,
    "s": 73.171,
    "l": 32.157
  },
  "oklch": {
    "l": 0.58286,
    "c": 0.15797,
    "h": 133.9
  },
  "luminance": 0.21153
}

Semantic roles & 50–950 ramp

primary

#518E16

secondary

#813FC1

accent

#38F095

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1005

muted

#7D7F7A

Preview Lab

Preview with #518E16

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

Preview Lab → · Contrast checker → · Palette generator →