#37571C#37571C

#37571C is a dark, moderate yellow-green. Relative luminance 0.077; OKLCH L 41.8% C 0.094 H 133.2°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#37571C
RGB	rgb(55, 87, 28)
HSL	hsl(93, 51%, 23%)
HSV	hsv(93, 68%, 34%)
CMYK	cmyk(36.8%, 0%, 67.8%, 65.9%)
CIE-LAB	lab(33.38, -23.10, 29.74)
CIE-LCH	lch(33.38, 37.65, 127.84°)
OKLab	oklab(41.78% -0.0645 0.0687)
OKLCH	oklch(41.78% 0.094 133.2)
XYZ	xyz(5.1933, 7.7122, 2.3134)
Luminance	0.0771 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37571C #3C1C57

analogous

#55571C #37571C #1C571E

triadic

#37571C #1C3757 #571C37

tetradic

#37571C #1C5557 #3C1C57 #571E1C

square

#37571C #1C5557 #3C1C57 #571E1C

split-complementary

#37571C #1E1C57 #571C55

monochromatic

#0F1707 #1A290D #37571C #54852B #72B43A

Accessibility & contrast

On white

8.26

#37571C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#37571C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37571C

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37571C	#FFFFFF	#000000	##FFFFFF
##37571C	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5015

Deuteranopia (green-blind)

#564E21

Tritanopia (blue-blind)

#37534B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #37571c;
/* rgb */ color: rgb(55, 87, 28);
/* oklch */ color: oklch(41.8% 0.094 133.2);

Tailwind

colors: {
  custom: {
    50: '#70865b',
    500: '#37571c',
    950: '#000000',
  },
}

SCSS

$custom: #37571c;
$custom-light: #70865b;
$custom-dark: #000000;

JSON

{
  "hex": "#37571c",
  "rgb": {
    "r": 55,
    "g": 87,
    "b": 28
  },
  "hsl": {
    "h": 92.542,
    "s": 51.304,
    "l": 22.549
  },
  "oklch": {
    "l": 0.41782,
    "c": 0.09427,
    "h": 133.2
  },
  "luminance": 0.07712
}

Semantic roles & 50–950 ramp

primary

#37571C

secondary

#6B428D

accent

#4DDB9A

background

#F6F8F5

surface

#ECEFE9

border

#C7CAC5

text

#080B04

muted

#7B7C79

Preview Lab

Preview with #37571C

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

Preview Lab → · Contrast checker → · Palette generator →