#516D18#516D18

#516D18 is a mid, moderate yellow-green. Relative luminance 0.128; OKLCH L 49.5% C 0.114 H 126.5°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#516D18
RGB	rgb(81, 109, 24)
HSL	hsl(80, 64%, 26%)
HSV	hsv(80, 78%, 43%)
CMYK	cmyk(25.7%, 0%, 78%, 57.3%)
CIE-LAB	lab(42.39, -23.55, 41.29)
CIE-LCH	lch(42.39, 47.53, 119.70°)
OKLab	oklab(49.54% -0.0679 0.0919)
OKLCH	oklch(49.54% 0.114 126.5)
XYZ	xyz(9.0269, 12.7524, 2.8499)
Luminance	0.1275 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516D18 #34186D

analogous

#6D5E18 #516D18 #266D18

triadic

#516D18 #18516D #6D1851

tetradic

#516D18 #186D5E #34186D #6D1826

square

#516D18 #186D5E #34186D #6D1826

split-complementary

#516D18 #18266D #5E186D

monochromatic

#131906 #2C3B0D #516D18 #769F23 #9BD12E

Accessibility & contrast

On white

5.91

#516D18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#516D18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516D18

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516D18	#FFFFFF	#000000	##FFFFFF
##516D18	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#736506

Deuteranopia (green-blind)

#6F6420

Tritanopia (blue-blind)

#55685D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #516d18;
/* rgb */ color: rgb(81, 109, 24);
/* oklch */ color: oklch(49.5% 0.114 126.5);

Tailwind

colors: {
  custom: {
    50: '#85975c',
    500: '#516d18',
    950: '#000000',
  },
}

SCSS

$custom: #516d18;
$custom-light: #85975c;
$custom-dark: #000000;

JSON

{
  "hex": "#516d18",
  "rgb": {
    "r": 81,
    "g": 109,
    "b": 24
  },
  "hsl": {
    "h": 79.765,
    "s": 63.91,
    "l": 26.078
  },
  "oklch": {
    "l": 0.49536,
    "c": 0.11422,
    "h": 126.5
  },
  "luminance": 0.12753
}

Semantic roles & 50–950 ramp

primary

#516D18

secondary

#5F3EA3

accent

#41E778

background

#F8F9F5

surface

#EFF2E9

border

#CACCC5

text

#0B0D04

muted

#7C7E79

Preview Lab

Preview with #516D18

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

Preview Lab → · Contrast checker → · Palette generator →