#537F18#537F18

#537F18 is a mid, vivid yellow-green. Relative luminance 0.171; OKLCH L 54.4% C 0.137 H 130.7°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#537F18
RGB	rgb(83, 127, 24)
HSL	hsl(86, 68%, 30%)
HSV	hsv(86, 81%, 50%)
CMYK	cmyk(34.6%, 0%, 81.1%, 50.2%)
CIE-LAB	lab(48.36, -31.42, 46.99)
CIE-LCH	lch(48.36, 56.53, 123.77°)
OKLab	oklab(54.43% -0.0894 0.1038)
OKLCH	oklch(54.43% 0.137 130.7)
XYZ	xyz(11.3214, 17.0833, 3.5649)
Luminance	0.1708 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537F18 #44187F

analogous

#7F7818 #537F18 #207F18

triadic

#537F18 #18537F #7F1853

tetradic

#537F18 #187F78 #44187F #7F1820

square

#537F18 #187F78 #44187F #7F1820

split-complementary

#537F18 #18207F #78187F

monochromatic

#111A05 #314C0E #537F18 #75B222 #94D938

Accessibility & contrast

On white

4.75

#537F18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#537F18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #537F18

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537F18	#FFFFFF	#000000	##FFFFFF
##537F18	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857500

Deuteranopia (green-blind)

#7F7223

Tritanopia (blue-blind)

#55796C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #537f18;
/* rgb */ color: rgb(83, 127, 24);
/* oklch */ color: oklch(54.4% 0.137 130.7);

Tailwind

colors: {
  custom: {
    50: '#88a45e',
    500: '#537f18',
    950: '#000000',
  },
}

SCSS

$custom: #537f18;
$custom-light: #88a45e;
$custom-dark: #000000;

JSON

{
  "hex": "#537f18",
  "rgb": {
    "r": 83,
    "g": 127,
    "b": 24
  },
  "hsl": {
    "h": 85.631,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.54431,
    "c": 0.13698,
    "h": 130.7
  },
  "luminance": 0.17084
}

Semantic roles & 50–950 ramp

primary

#537F18

secondary

#713FB3

accent

#3DEB87

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #537F18

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

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