#517D17#517D17

#517D17 is a mid, vivid yellow-green. Relative luminance 0.165; OKLCH L 53.8% C 0.136 H 130.9°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#517D17
RGB	rgb(81, 125, 23)
HSL	hsl(86, 69%, 29%)
HSV	hsv(86, 82%, 49%)
CMYK	cmyk(35.2%, 0%, 81.6%, 51%)
CIE-LAB	lab(47.60, -31.33, 46.56)
CIE-LCH	lch(47.60, 56.12, 123.94°)
OKLab	oklab(53.77% -0.0891 0.1028)
OKLCH	oklch(53.77% 0.136 130.9)
XYZ	xyz(10.8815, 16.4780, 3.4177)
Luminance	0.1648 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#517D17 #43177D

analogous

#7D7617 #517D17 #1E7D17

triadic

#517D17 #17517D #7D1751

tetradic

#517D17 #177D76 #43177D #7D171E

square

#517D17 #177D76 #43177D #7D171E

split-complementary

#517D17 #171E7D #76177D

monochromatic

#111A05 #30490D #517D17 #72B121 #93DA35

Accessibility & contrast

On white

4.89

#517D17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#517D17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #517D17

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##517D17	#FFFFFF	#000000	##FFFFFF
##517D17	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837300

Deuteranopia (green-blind)

#7D7022

Tritanopia (blue-blind)

#53776A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #517d17;
/* rgb */ color: rgb(81, 125, 23);
/* oklch */ color: oklch(53.8% 0.136 130.9);

Tailwind

colors: {
  custom: {
    50: '#86a35e',
    500: '#517d17',
    950: '#000000',
  },
}

SCSS

$custom: #517d17;
$custom-light: #86a35e;
$custom-dark: #000000;

JSON

{
  "hex": "#517d17",
  "rgb": {
    "r": 81,
    "g": 125,
    "b": 23
  },
  "hsl": {
    "h": 85.882,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.53771,
    "c": 0.136,
    "h": 130.9
  },
  "luminance": 0.16478
}

Semantic roles & 50–950 ramp

primary

#517D17

secondary

#703EB2

accent

#3CEC88

background

#F8FAF5

surface

#F0F3E9

border

#CBCDC5

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #517D17

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

Preview Lab → · Contrast checker → · Palette generator →