#518917#518917

#518917 is a mid, vivid yellow-green. Relative luminance 0.197; OKLCH L 57.0% C 0.151 H 133.2°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#518917
RGB	rgb(81, 137, 23)
HSL	hsl(89, 71%, 31%)
HSV	hsv(89, 83%, 54%)
CMYK	cmyk(40.9%, 0%, 83.2%, 46.3%)
CIE-LAB	lab(51.50, -36.72, 50.14)
CIE-LCH	lch(51.50, 62.15, 126.21°)
OKLab	oklab(56.96% -0.1036 0.1103)
OKLCH	oklch(56.96% 0.151 133.2)
XYZ	xyz(12.4935, 19.7019, 3.9550)
Luminance	0.1970 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518917 #4F1789

analogous

#898817 #518917 #188917

triadic

#518917 #175189 #891751

tetradic

#518917 #178988 #4F1789 #891718

square

#518917 #178988 #4F1789 #891718

split-complementary

#518917 #171889 #881789

monochromatic

#132005 #32550E #518917 #70BD20 #8FDE3C

Accessibility & contrast

On white

4.25

#518917 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#518917 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518917

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518917	#FFFFFF	#000000	##000000
##518917	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7E00

Deuteranopia (green-blind)

#877925

Tritanopia (blue-blind)

#518374

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #518917;
/* rgb */ color: rgb(81, 137, 23);
/* oklch */ color: oklch(57.0% 0.151 133.2);

Tailwind

colors: {
  custom: {
    50: '#87ac60',
    500: '#518917',
    950: '#000000',
  },
}

SCSS

$custom: #518917;
$custom-light: #87ac60;
$custom-dark: #000000;

JSON

{
  "hex": "#518917",
  "rgb": {
    "r": 81,
    "g": 137,
    "b": 23
  },
  "hsl": {
    "h": 89.474,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.56962,
    "c": 0.15132,
    "h": 133.2
  },
  "luminance": 0.19703
}

Semantic roles & 50–950 ramp

primary

#518917

secondary

#7D3FBD

accent

#3AEE92

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C1005

muted

#7D7F79

Preview Lab

Preview with #518917

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

Preview Lab → · Contrast checker → · Palette generator →