#518F2C#518F2C

#518F2C is a mid, vivid yellow-green. Relative luminance 0.216; OKLCH L 58.7% C 0.147 H 136.0°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#518F2C
RGB	rgb(81, 143, 44)
HSL	hsl(98, 53%, 37%)
HSV	hsv(98, 69%, 56%)
CMYK	cmyk(43.4%, 0%, 69.2%, 43.9%)
CIE-LAB	lab(53.57, -37.92, 44.59)
CIE-LCH	lch(53.57, 58.53, 130.38°)
OKLab	oklab(58.7% -0.1053 0.1018)
OKLCH	oklch(58.7% 0.147 136)
XYZ	xyz(13.6701, 21.5753, 5.8265)
Luminance	0.2158 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518F2C #6A2C8F

analogous

#838F2C #518F2C #2C8F39

triadic

#518F2C #2C518F #8F2C51

tetradic

#518F2C #2C838F #6A2C8F #8F392C

square

#518F2C #2C838F #6A2C8F #8F392C

split-complementary

#518F2C #392C8F #8F2C83

monochromatic

#1C310F #36601E #518F2C #6CBE3A #8DD066

Accessibility & contrast

On white

3.95

#518F2C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#518F2C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518F2C

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518F2C	#FFFFFF	#000000	##000000
##518F2C	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94831E

Deuteranopia (green-blind)

#8C7E35

Tritanopia (blue-blind)

#4F8A7B

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #518f2c;
/* rgb */ color: rgb(81, 143, 44);
/* oklch */ color: oklch(58.7% 0.147 136.0);

Tailwind

colors: {
  custom: {
    50: '#87b06b',
    500: '#518f2c',
    950: '#000000',
  },
}

SCSS

$custom: #518f2c;
$custom-light: #87b06b;
$custom-dark: #000000;

JSON

{
  "hex": "#518f2c",
  "rgb": {
    "r": 81,
    "g": 143,
    "b": 44
  },
  "hsl": {
    "h": 97.576,
    "s": 52.941,
    "l": 36.667
  },
  "oklch": {
    "l": 0.58704,
    "c": 0.14652,
    "h": 136
  },
  "luminance": 0.21576
}

Semantic roles & 50–950 ramp

primary

#518F2C

secondary

#9661B6

accent

#4BDCA6

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0C1007

muted

#7D7F7A

Preview Lab

Preview with #518F2C

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

Preview Lab → · Contrast checker → · Palette generator →