#517B1D#517B1D

#517B1D is a mid, vivid yellow-green. Relative luminance 0.160; OKLCH L 53.3% C 0.130 H 131.0°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#517B1D
RGB	rgb(81, 123, 29)
HSL	hsl(87, 62%, 30%)
HSV	hsv(87, 76%, 48%)
CMYK	cmyk(34.1%, 0%, 76.4%, 51.8%)
CIE-LAB	lab(46.98, -30.05, 43.88)
CIE-LCH	lch(46.98, 53.18, 124.41°)
OKLab	oklab(53.28% -0.0852 0.0981)
OKLCH	oklch(53.28% 0.13 131)
XYZ	xyz(10.6980, 16.0036, 3.6875)
Luminance	0.1600 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#517B1D #471D7B

analogous

#7B761D #517B1D #227B1D

triadic

#517B1D #1D517B #7B1D51

tetradic

#517B1D #1D7B76 #471D7B #7B1D22

square

#517B1D #1D7B76 #471D7B #7B1D22

split-complementary

#517B1D #1D227B #761D7B

monochromatic

#101906 #304911 #517B1D #72AD29 #91D240

Accessibility & contrast

On white

5.00

#517B1D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#517B1D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #517B1D

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##517B1D	#FFFFFF	#000000	##FFFFFF
##517B1D	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#81710A

Deuteranopia (green-blind)

#7B6E26

Tritanopia (blue-blind)

#537669

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #517b1d;
/* rgb */ color: rgb(81, 123, 29);
/* oklch */ color: oklch(53.3% 0.130 131.0);

Tailwind

colors: {
  custom: {
    50: '#86a160',
    500: '#517b1d',
    950: '#000000',
  },
}

SCSS

$custom: #517b1d;
$custom-light: #86a160;
$custom-dark: #000000;

JSON

{
  "hex": "#517b1d",
  "rgb": {
    "r": 81,
    "g": 123,
    "b": 29
  },
  "hsl": {
    "h": 86.809,
    "s": 61.842,
    "l": 29.804
  },
  "oklch": {
    "l": 0.5328,
    "c": 0.12994,
    "h": 131
  },
  "luminance": 0.16004
}

Semantic roles & 50–950 ramp

primary

#517B1D

secondary

#7445AF

accent

#43E58B

background

#F8F9F5

surface

#F0F2EA

border

#CBCCC6

text

#0B0F05

muted

#7C7E79

Preview Lab

Preview with #517B1D

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

Preview Lab → · Contrast checker → · Palette generator →