#518D15#518D15

#518D15 is a mid, vivid yellow-green. Relative luminance 0.209; OKLCH L 58.0% C 0.157 H 133.7°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#518D15
RGB	rgb(81, 141, 21)
HSL	hsl(90, 74%, 32%)
HSV	hsv(90, 85%, 55%)
CMYK	cmyk(42.6%, 0%, 85.1%, 44.7%)
CIE-LAB	lab(52.79, -38.53, 51.86)
CIE-LCH	lch(52.79, 64.60, 126.61°)
OKLab	oklab(58.02% -0.1086 0.1136)
OKLCH	oklch(58.02% 0.157 133.7)
XYZ	xyz(13.0534, 20.8525, 4.0465)
Luminance	0.2085 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518D15 #51158D

analogous

#8D8D15 #518D15 #158D15

triadic

#518D15 #15518D #8D1551

tetradic

#518D15 #158D8D #51158D #8D1515

square

#518D15 #158D8D #51158D #8D1515

split-complementary

#518D15 #15158D #8D158D

monochromatic

#142205 #32580D #518D15 #70C21D #8EE23B

Accessibility & contrast

On white

4.06

#518D15 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#518D15 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518D15

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518D15	#FFFFFF	#000000	##000000
##518D15	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938100

Deuteranopia (green-blind)

#8B7C24

Tritanopia (blue-blind)

#518778

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #518d15;
/* rgb */ color: rgb(81, 141, 21);
/* oklch */ color: oklch(58.0% 0.157 133.7);

Tailwind

colors: {
  custom: {
    50: '#88af5f',
    500: '#518d15',
    950: '#000000',
  },
}

SCSS

$custom: #518d15;
$custom-light: #88af5f;
$custom-dark: #000000;

JSON

{
  "hex": "#518d15",
  "rgb": {
    "r": 81,
    "g": 141,
    "b": 21
  },
  "hsl": {
    "h": 90,
    "s": 74.074,
    "l": 31.765
  },
  "oklch": {
    "l": 0.58016,
    "c": 0.15716,
    "h": 133.7
  },
  "luminance": 0.20853
}

Semantic roles & 50–950 ramp

primary

#518D15

secondary

#7F3DC1

accent

#37F194

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C1005

muted

#7D7F79

Preview Lab

Preview with #518D15

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

Preview Lab → · Contrast checker → · Palette generator →