#37641B#37641B

#37641B is a mid, moderate yellow-green. Relative luminance 0.100; OKLCH L 45.4% C 0.114 H 135.8°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#37641B
RGB	rgb(55, 100, 27)
HSL	hsl(97, 57%, 25%)
HSV	hsv(97, 73%, 39%)
CMYK	cmyk(45%, 0%, 73%, 60.8%)
CIE-LAB	lab(37.85, -29.45, 35.00)
CIE-LCH	lch(37.85, 45.74, 130.07°)
OKLab	oklab(45.44% -0.0819 0.0797)
OKLCH	oklch(45.44% 0.114 135.8)
XYZ	xyz(6.3304, 10.0053, 2.6344)
Luminance	0.1001 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37641B #481B64

analogous

#5C641B #37641B #1B6423

triadic

#37641B #1B3764 #641B37

tetradic

#37641B #1B5C64 #481B64 #64231B

square

#37641B #1B5C64 #481B64 #64231B

split-complementary

#37641B #231B64 #641B5C

monochromatic

#0D1807 #1C340E #37641B #529428 #6CC435

Accessibility & contrast

On white

7.00

#37641B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#37641B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37641B

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37641B	#FFFFFF	#000000	##FFFFFF
##37641B	1.00	7.00	3.00	7.00
#FFFFFF	7.00	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685B10

Deuteranopia (green-blind)

#625822

Tritanopia (blue-blind)

#356055

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #37641b;
/* rgb */ color: rgb(55, 100, 27);
/* oklch */ color: oklch(45.4% 0.114 135.8);

Tailwind

colors: {
  custom: {
    50: '#72905c',
    500: '#37641b',
    950: '#000000',
  },
}

SCSS

$custom: #37641b;
$custom-light: #72905c;
$custom-dark: #000000;

JSON

{
  "hex": "#37641b",
  "rgb": {
    "r": 55,
    "g": 100,
    "b": 27
  },
  "hsl": {
    "h": 96.986,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.45436,
    "c": 0.11427,
    "h": 135.8
  },
  "luminance": 0.10006
}

Semantic roles & 50–950 ramp

primary

#37641B

secondary

#784199

accent

#47E1A6

background

#F7F8F5

surface

#EDF0E9

border

#C8CBC5

text

#080C04

muted

#7B7D79

Preview Lab

Preview with #37641B

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

Preview Lab → · Contrast checker → · Palette generator →