#517D2B#517D2B

#517D2B is a mid, vivid yellow-green. Relative luminance 0.166; OKLCH L 53.9% C 0.122 H 133.1°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#517D2B
RGB	rgb(81, 125, 43)
HSL	hsl(92, 49%, 33%)
HSV	hsv(92, 66%, 49%)
CMYK	cmyk(35.2%, 0%, 65.6%, 51%)
CIE-LAB	lab(47.74, -29.88, 38.76)
CIE-LCH	lch(47.74, 48.94, 127.63°)
OKLab	oklab(53.94% -0.0835 0.0894)
OKLCH	oklch(53.94% 0.122 133.1)
XYZ	xyz(11.1628, 16.5905, 4.8992)
Luminance	0.1659 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#517D2B #572B7D

analogous

#7A7D2B #517D2B #2B7D2E

triadic

#517D2B #2B517D #7D2B51

tetradic

#517D2B #2B7A7D #572B7D #7D2E2B

square

#517D2B #2B7A7D #572B7D #7D2E2B

split-complementary

#517D2B #2E2B7D #7D2B7A

monochromatic

#16220C #334F1B #517D2B #6FAB3B #8DC75C

Accessibility & contrast

On white

4.86

#517D2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#517D2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #517D2B

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##517D2B	#FFFFFF	#000000	##FFFFFF
##517D2B	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827421

Deuteranopia (green-blind)

#7C7031

Tritanopia (blue-blind)

#51786C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #517d2b;
/* rgb */ color: rgb(81, 125, 43);
/* oklch */ color: oklch(53.9% 0.122 133.1);

Tailwind

colors: {
  custom: {
    50: '#85a368',
    500: '#517d2b',
    950: '#000000',
  },
}

SCSS

$custom: #517d2b;
$custom-light: #85a368;
$custom-dark: #000000;

JSON

{
  "hex": "#517d2b",
  "rgb": {
    "r": 81,
    "g": 125,
    "b": 43
  },
  "hsl": {
    "h": 92.195,
    "s": 48.81,
    "l": 32.941
  },
  "oklch": {
    "l": 0.53935,
    "c": 0.12236,
    "h": 133.1
  },
  "luminance": 0.16591
}

Semantic roles & 50–950 ramp

primary

#517D2B

secondary

#8557AD

accent

#4FD899

background

#F8FAF6

surface

#EFF3EB

border

#CACDC6

text

#0B0F06

muted

#7C7F7A

Preview Lab

Preview with #517D2B

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

Preview Lab → · Contrast checker → · Palette generator →