#537D17#537D17

#537D17 is a mid, vivid yellow-green. Relative luminance 0.166; OKLCH L 53.9% C 0.135 H 130.2°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#537D17
RGB	rgb(83, 125, 23)
HSL	hsl(85, 69%, 29%)
HSV	hsv(85, 82%, 49%)
CMYK	cmyk(33.6%, 0%, 81.6%, 51%)
CIE-LAB	lab(47.71, -30.54, 46.71)
CIE-LCH	lch(47.71, 55.81, 123.18°)
OKLab	oklab(53.9% -0.0871 0.103)
OKLCH	oklch(53.9% 0.135 130.2)
XYZ	xyz(11.0555, 16.5677, 3.4258)
Luminance	0.1657 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537D17 #41177D

analogous

#7D7417 #537D17 #207D17

triadic

#537D17 #17537D #7D1753

tetradic

#537D17 #177D74 #41177D #7D1720

square

#537D17 #177D74 #41177D #7D1720

split-complementary

#537D17 #17207D #74177D

monochromatic

#111A05 #31490D #537D17 #75B121 #96DA35

Accessibility & contrast

On white

4.87

#537D17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#537D17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #537D17

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537D17	#FFFFFF	#000000	##FFFFFF
##537D17	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837300

Deuteranopia (green-blind)

#7D7022

Tritanopia (blue-blind)

#55776A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #537d17;
/* rgb */ color: rgb(83, 125, 23);
/* oklch */ color: oklch(53.9% 0.135 130.2);

Tailwind

colors: {
  custom: {
    50: '#87a35e',
    500: '#537d17',
    950: '#000000',
  },
}

SCSS

$custom: #537d17;
$custom-light: #87a35e;
$custom-dark: #000000;

JSON

{
  "hex": "#537d17",
  "rgb": {
    "r": 83,
    "g": 125,
    "b": 23
  },
  "hsl": {
    "h": 84.706,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.53896,
    "c": 0.1349,
    "h": 130.2
  },
  "luminance": 0.16568
}

Semantic roles & 50–950 ramp

primary

#537D17

secondary

#6E3EB2

accent

#3CEC84

background

#F8FAF5

surface

#F0F3E9

border

#CBCDC5

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #537D17

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

Preview Lab → · Contrast checker → · Palette generator →