#518F2A#518F2A

#518F2A is a mid, vivid yellow-green. Relative luminance 0.216; OKLCH L 58.7% C 0.148 H 135.7°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#518F2A
RGB	rgb(81, 143, 42)
HSL	hsl(97, 55%, 36%)
HSV	hsv(97, 71%, 56%)
CMYK	cmyk(43.4%, 0%, 70.6%, 43.9%)
CIE-LAB	lab(53.56, -38.08, 45.40)
CIE-LCH	lch(53.56, 59.26, 129.99°)
OKLab	oklab(58.69% -0.106 0.1033)
OKLCH	oklch(58.69% 0.148 135.7)
XYZ	xyz(13.6334, 21.5606, 5.6333)
Luminance	0.2156 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518F2A #682A8F

analogous

#848F2A #518F2A #2A8F36

triadic

#518F2A #2A518F #8F2A51

tetradic

#518F2A #2A848F #682A8F #8F362A

square

#518F2A #2A848F #682A8F #8F362A

split-complementary

#518F2A #362A8F #8F2A84

monochromatic

#1B300E #36601C #518F2A #6CBE38 #8DD162

Accessibility & contrast

On white

3.95

#518F2A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#518F2A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518F2A

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518F2A	#FFFFFF	#000000	##000000
##518F2A	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94831B

Deuteranopia (green-blind)

#8C7E33

Tritanopia (blue-blind)

#4F8A7B

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #518f2a;
/* rgb */ color: rgb(81, 143, 42);
/* oklch */ color: oklch(58.7% 0.148 135.7);

Tailwind

colors: {
  custom: {
    50: '#87b069',
    500: '#518f2a',
    950: '#000000',
  },
}

SCSS

$custom: #518f2a;
$custom-light: #87b069;
$custom-dark: #000000;

JSON

{
  "hex": "#518f2a",
  "rgb": {
    "r": 81,
    "g": 143,
    "b": 42
  },
  "hsl": {
    "h": 96.832,
    "s": 54.595,
    "l": 36.275
  },
  "oklch": {
    "l": 0.58686,
    "c": 0.14796,
    "h": 135.7
  },
  "luminance": 0.21561
}

Semantic roles & 50–950 ramp

primary

#518F2A

secondary

#955EB7

accent

#4ADEA5

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0C1007

muted

#7D7F7A

Preview Lab

Preview with #518F2A

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

Preview Lab → · Contrast checker → · Palette generator →