#537E1B#537E1B

#537E1B is a mid, vivid yellow-green. Relative luminance 0.168; OKLCH L 54.2% C 0.134 H 130.7°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#537E1B
RGB	rgb(83, 126, 27)
HSL	hsl(86, 65%, 30%)
HSV	hsv(86, 79%, 49%)
CMYK	cmyk(34.1%, 0%, 78.6%, 50.6%)
CIE-LAB	lab(48.06, -30.79, 45.69)
CIE-LCH	lch(48.06, 55.09, 123.98°)
OKLab	oklab(54.19% -0.0875 0.1015)
OKLCH	oklch(54.19% 0.134 130.7)
XYZ	xyz(11.2259, 16.8394, 3.6956)
Luminance	0.1684 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537E1B #461B7E

analogous

#7E781B #537E1B #217E1B

triadic

#537E1B #1B537E #7E1B53

tetradic

#537E1B #1B7E78 #461B7E #7E1B21

square

#537E1B #1B7E78 #461B7E #7E1B21

split-complementary

#537E1B #1B217E #781B7E

monochromatic

#111905 #324C10 #537E1B #74B026 #94D63E

Accessibility & contrast

On white

4.81

#537E1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#537E1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #537E1B

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537E1B	#FFFFFF	#000000	##FFFFFF
##537E1B	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847404

Deuteranopia (green-blind)

#7E7125

Tritanopia (blue-blind)

#55786B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #537e1b;
/* rgb */ color: rgb(83, 126, 27);
/* oklch */ color: oklch(54.2% 0.134 130.7);

Tailwind

colors: {
  custom: {
    50: '#87a360',
    500: '#537e1b',
    950: '#000000',
  },
}

SCSS

$custom: #537e1b;
$custom-light: #87a360;
$custom-dark: #000000;

JSON

{
  "hex": "#537e1b",
  "rgb": {
    "r": 83,
    "g": 126,
    "b": 27
  },
  "hsl": {
    "h": 86.061,
    "s": 64.706,
    "l": 30
  },
  "oklch": {
    "l": 0.54185,
    "c": 0.13402,
    "h": 130.7
  },
  "luminance": 0.1684
}

Semantic roles & 50–950 ramp

primary

#537E1B

secondary

#7343B2

accent

#40E889

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #537E1B

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

Preview Lab → · Contrast checker → · Palette generator →