#518A1D#518A1D

#518A1D is a mid, vivid yellow-green. Relative luminance 0.200; OKLCH L 57.3% C 0.150 H 133.8°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#518A1D
RGB	rgb(81, 138, 29)
HSL	hsl(91, 65%, 33%)
HSV	hsv(91, 79%, 54%)
CMYK	cmyk(41.3%, 0%, 79%, 45.9%)
CIE-LAB	lab(51.85, -36.83, 48.59)
CIE-LCH	lch(51.85, 60.97, 127.16°)
OKLab	oklab(57.26% -0.1035 0.108)
OKLCH	oklch(57.26% 0.15 133.8)
XYZ	xyz(12.7034, 20.0144, 4.3560)
Luminance	0.2001 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518A1D #561D8A

analogous

#878A1D #518A1D #1D8A20

triadic

#518A1D #1D518A #8A1D51

tetradic

#518A1D #1D878A #561D8A #8A201D

square

#518A1D #1D878A #561D8A #8A201D

split-complementary

#518A1D #201D8A #8A1D87

monochromatic

#162508 #335712 #518A1D #6FBD28 #8DD949

Accessibility & contrast

On white

4.20

#518A1D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#518A1D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518A1D

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518A1D	#FFFFFF	#000000	##000000
##518A1D	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F01

Deuteranopia (green-blind)

#887A29

Tritanopia (blue-blind)

#518476

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #518a1d;
/* rgb */ color: rgb(81, 138, 29);
/* oklch */ color: oklch(57.3% 0.150 133.8);

Tailwind

colors: {
  custom: {
    50: '#87ac62',
    500: '#518a1d',
    950: '#000000',
  },
}

SCSS

$custom: #518a1d;
$custom-light: #87ac62;
$custom-dark: #000000;

JSON

{
  "hex": "#518a1d",
  "rgb": {
    "r": 81,
    "g": 138,
    "b": 29
  },
  "hsl": {
    "h": 91.376,
    "s": 65.269,
    "l": 32.745
  },
  "oklch": {
    "l": 0.57262,
    "c": 0.14958,
    "h": 133.8
  },
  "luminance": 0.20015
}

Semantic roles & 50–950 ramp

primary

#518A1D

secondary

#8448BB

accent

#40E898

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #518A1D

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

Preview Lab → · Contrast checker → · Palette generator →