#518617#518617

#518617 is a mid, vivid yellow-green. Relative luminance 0.189; OKLCH L 56.2% C 0.148 H 132.7°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#518617
RGB	rgb(81, 134, 23)
HSL	hsl(89, 71%, 31%)
HSV	hsv(89, 83%, 53%)
CMYK	cmyk(39.6%, 0%, 82.8%, 47.5%)
CIE-LAB	lab(50.52, -35.40, 49.25)
CIE-LCH	lch(50.52, 60.66, 125.71°)
OKLab	oklab(56.16% -0.1001 0.1084)
OKLCH	oklch(56.16% 0.148 132.7)
XYZ	xyz(12.0729, 18.8608, 3.8148)
Luminance	0.1886 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518617 #4C1786

analogous

#868317 #518617 #198617

triadic

#518617 #175186 #861751

tetradic

#518617 #178683 #4C1786 #861719

square

#518617 #178683 #4C1786 #861719

split-complementary

#518617 #171986 #831786

monochromatic

#121E05 #31520E #518617 #71BA20 #8FDD3A

Accessibility & contrast

On white

4.40

#518617 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#518617 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518617

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518617	#FFFFFF	#000000	##000000
##518617	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7B00

Deuteranopia (green-blind)

#857724

Tritanopia (blue-blind)

#528072

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #518617;
/* rgb */ color: rgb(81, 134, 23);
/* oklch */ color: oklch(56.2% 0.148 132.7);

Tailwind

colors: {
  custom: {
    50: '#87a95f',
    500: '#518617',
    950: '#000000',
  },
}

SCSS

$custom: #518617;
$custom-light: #87a95f;
$custom-dark: #000000;

JSON

{
  "hex": "#518617",
  "rgb": {
    "r": 81,
    "g": 134,
    "b": 23
  },
  "hsl": {
    "h": 88.649,
    "s": 70.701,
    "l": 30.784
  },
  "oklch": {
    "l": 0.56164,
    "c": 0.14754,
    "h": 132.7
  },
  "luminance": 0.18861
}

Semantic roles & 50–950 ramp

primary

#518617

secondary

#7A3FBA

accent

#3AED90

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C1005

muted

#7D7F79

Preview Lab

Preview with #518617

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

Preview Lab → · Contrast checker → · Palette generator →