#537B17#537B17

#537B17 is a mid, vivid yellow-green. Relative luminance 0.161; OKLCH L 53.4% C 0.132 H 129.7°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#537B17
RGB	rgb(83, 123, 23)
HSL	hsl(84, 68%, 29%)
HSV	hsv(84, 81%, 48%)
CMYK	cmyk(32.5%, 0%, 81.3%, 51.8%)
CIE-LAB	lab(47.06, -29.60, 46.10)
CIE-LCH	lch(47.06, 54.79, 122.70°)
OKLab	oklab(53.37% -0.0846 0.1017)
OKLCH	oklch(53.37% 0.132 129.7)
XYZ	xyz(10.8049, 16.0664, 3.3423)
Luminance	0.1607 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537B17 #3F177B

analogous

#7B7117 #537B17 #217B17

triadic

#537B17 #17537B #7B1753

tetradic

#537B17 #177B71 #3F177B #7B1721

square

#537B17 #177B71 #3F177B #7B1721

split-complementary

#537B17 #17217B #71177B

monochromatic

#111A05 #30470D #537B17 #76AF21 #97D933

Accessibility & contrast

On white

4.98

#537B17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#537B17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #537B17

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537B17	#FFFFFF	#000000	##FFFFFF
##537B17	1.00	4.98	4.21	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817100

Deuteranopia (green-blind)

#7C6F22

Tritanopia (blue-blind)

#557569

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #537b17;
/* rgb */ color: rgb(83, 123, 23);
/* oklch */ color: oklch(53.4% 0.132 129.7);

Tailwind

colors: {
  custom: {
    50: '#87a15d',
    500: '#537b17',
    950: '#000000',
  },
}

SCSS

$custom: #537b17;
$custom-light: #87a15d;
$custom-dark: #000000;

JSON

{
  "hex": "#537b17",
  "rgb": {
    "r": 83,
    "g": 123,
    "b": 23
  },
  "hsl": {
    "h": 84,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.53367,
    "c": 0.1323,
    "h": 129.7
  },
  "luminance": 0.16067
}

Semantic roles & 50–950 ramp

primary

#537B17

secondary

#6B3EB0

accent

#3CEB82

background

#F8F9F5

surface

#F0F2E9

border

#CBCCC5

text

#0C0F05

muted

#7D7E79

Preview Lab

Preview with #537B17

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

Preview Lab → · Contrast checker → · Palette generator →