#518D2B#518D2B

#518D2B is a mid, vivid yellow-green. Relative luminance 0.210; OKLCH L 58.2% C 0.145 H 135.6°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#518D2B
RGB	rgb(81, 141, 43)
HSL	hsl(97, 53%, 36%)
HSV	hsv(97, 70%, 55%)
CMYK	cmyk(42.6%, 0%, 69.5%, 44.7%)
CIE-LAB	lab(52.92, -37.14, 44.32)
CIE-LCH	lch(52.92, 57.82, 129.96°)
OKLab	oklab(58.17% -0.1033 0.1011)
OKLCH	oklch(58.17% 0.145 135.6)
XYZ	xyz(13.3539, 20.9728, 5.6295)
Luminance	0.2097 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518D2B #672B8D

analogous

#828D2B #518D2B #2B8D36

triadic

#518D2B #2B518D #8D2B51

tetradic

#518D2B #2B828D #672B8D #8D362B

square

#518D2B #2B828D #672B8D #8D362B

split-complementary

#518D2B #362B8D #8D2B82

monochromatic

#1B2F0E #365E1D #518D2B #6CBC39 #8DCF63

Accessibility & contrast

On white

4.04

#518D2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#518D2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518D2B

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518D2B	#FFFFFF	#000000	##000000
##518D2B	1.00	4.04	5.19	5.19
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92811D

Deuteranopia (green-blind)

#8A7D34

Tritanopia (blue-blind)

#4F8879

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #518d2b;
/* rgb */ color: rgb(81, 141, 43);
/* oklch */ color: oklch(58.2% 0.145 135.6);

Tailwind

colors: {
  custom: {
    50: '#87af6a',
    500: '#518d2b',
    950: '#000000',
  },
}

SCSS

$custom: #518d2b;
$custom-light: #87af6a;
$custom-dark: #000000;

JSON

{
  "hex": "#518d2b",
  "rgb": {
    "r": 81,
    "g": 141,
    "b": 43
  },
  "hsl": {
    "h": 96.735,
    "s": 53.261,
    "l": 36.078
  },
  "oklch": {
    "l": 0.58166,
    "c": 0.14456,
    "h": 135.6
  },
  "luminance": 0.20974
}

Semantic roles & 50–950 ramp

primary

#518D2B

secondary

#945EB6

accent

#4BDDA4

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1007

muted

#7D7F7A

Preview Lab

Preview with #518D2B

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

Preview Lab → · Contrast checker → · Palette generator →