#37531A#37531A

#37531A is a dark, moderate yellow-green. Relative luminance 0.071; OKLCH L 40.6% C 0.090 H 131.6°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#37531A
RGB	rgb(55, 83, 26)
HSL	hsl(89, 52%, 21%)
HSV	hsv(89, 69%, 33%)
CMYK	cmyk(33.7%, 0%, 68.7%, 67.5%)
CIE-LAB	lab(31.97, -21.26, 29.19)
CIE-LCH	lch(31.97, 36.11, 126.06°)
OKLab	oklab(40.63% -0.0597 0.0673)
OKLCH	oklch(40.63% 0.09 131.6)
XYZ	xyz(4.8552, 7.0732, 2.0865)
Luminance	0.0707 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37531A #361A53

analogous

#53531A #37531A #1B531A

triadic

#37531A #1A3753 #531A37

tetradic

#37531A #1A5353 #361A53 #531A1B

square

#37531A #1A5353 #361A53 #531A1B

split-complementary

#37531A #1A1B53 #531A53

monochromatic

#0F1707 #18240B #37531A #568229 #75B037

Accessibility & contrast

On white

8.70

#37531A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#37531A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37531A

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37531A	#FFFFFF	#000000	##FFFFFF
##37531A	1.00	8.70	2.41	8.70
#FFFFFF	8.70	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D13

Deuteranopia (green-blind)

#534A1E

Tritanopia (blue-blind)

#384F47

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #37531a;
/* rgb */ color: rgb(55, 83, 26);
/* oklch */ color: oklch(40.6% 0.090 131.6);

Tailwind

colors: {
  custom: {
    50: '#708359',
    500: '#37531a',
    950: '#000000',
  },
}

SCSS

$custom: #37531a;
$custom-light: #708359;
$custom-dark: #000000;

JSON

{
  "hex": "#37531a",
  "rgb": {
    "r": 55,
    "g": 83,
    "b": 26
  },
  "hsl": {
    "h": 89.474,
    "s": 52.294,
    "l": 21.373
  },
  "oklch": {
    "l": 0.40634,
    "c": 0.08994,
    "h": 131.6
  },
  "luminance": 0.07073
}

Semantic roles & 50–950 ramp

primary

#37531A

secondary

#644089

accent

#4CDC93

background

#F6F8F5

surface

#ECEFE9

border

#C7CAC5

text

#080A04

muted

#7B7C79

Preview Lab

Preview with #37531A

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

Preview Lab → · Contrast checker → · Palette generator →