#537B19#537B19

#537B19 is a mid, vivid yellow-green. Relative luminance 0.161; OKLCH L 53.4% C 0.131 H 129.9°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#537B19
RGB	rgb(83, 123, 25)
HSL	hsl(84, 66%, 29%)
HSV	hsv(84, 80%, 48%)
CMYK	cmyk(32.5%, 0%, 79.7%, 51.8%)
CIE-LAB	lab(47.07, -29.50, 45.45)
CIE-LCH	lch(47.07, 54.18, 122.98°)
OKLab	oklab(53.38% -0.0841 0.1007)
OKLCH	oklch(53.38% 0.131 129.9)
XYZ	xyz(10.8257, 16.0748, 3.4519)
Luminance	0.1608 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537B19 #41197B

analogous

#7B7219 #537B19 #227B19

triadic

#537B19 #19537B #7B1953

tetradic

#537B19 #197B72 #41197B #7B1922

square

#537B19 #197B72 #41197B #7B1922

split-complementary

#537B19 #19227B #72197B

monochromatic

#111905 #31480F #537B19 #75AE23 #96D738

Accessibility & contrast

On white

4.98

#537B19 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#537B19 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #537B19

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537B19	#FFFFFF	#000000	##FFFFFF
##537B19	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817101

Deuteranopia (green-blind)

#7C6F23

Tritanopia (blue-blind)

#557569

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #537b19;
/* rgb */ color: rgb(83, 123, 25);
/* oklch */ color: oklch(53.4% 0.131 129.9);

Tailwind

colors: {
  custom: {
    50: '#87a15e',
    500: '#537b19',
    950: '#000000',
  },
}

SCSS

$custom: #537b19;
$custom-light: #87a15e;
$custom-dark: #000000;

JSON

{
  "hex": "#537b19",
  "rgb": {
    "r": 83,
    "g": 123,
    "b": 25
  },
  "hsl": {
    "h": 84.49,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.53379,
    "c": 0.13121,
    "h": 129.9
  },
  "luminance": 0.16075
}

Semantic roles & 50–950 ramp

primary

#537B19

secondary

#6E40AF

accent

#3FE984

background

#F8F9F5

surface

#F0F2E9

border

#CBCCC5

text

#0C0F05

muted

#7D7E79

Preview Lab

Preview with #537B19

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

Preview Lab → · Contrast checker → · Palette generator →