#37511C#37511C

#37511C is a dark, moderate yellow-green. Relative luminance 0.068; OKLCH L 40.1% C 0.085 H 131.3°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#37511C
RGB	rgb(55, 81, 28)
HSL	hsl(89, 49%, 21%)
HSV	hsv(89, 65%, 32%)
CMYK	cmyk(32.1%, 0%, 65.4%, 68.2%)
CIE-LAB	lab(31.30, -20.01, 27.43)
CIE-LCH	lch(31.30, 33.95, 126.11°)
OKLab	oklab(40.1% -0.056 0.0638)
OKLCH	oklch(40.1% 0.085 131.3)
XYZ	xyz(4.7275, 6.7808, 2.1581)
Luminance	0.0678 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37511C #361C51

analogous

#51511C #37511C #1D511C

triadic

#37511C #1C3751 #511C37

tetradic

#37511C #1C5151 #361C51 #511C1D

square

#37511C #1C5151 #361C51 #511C1D

split-complementary

#37511C #1C1D51 #511C51

monochromatic

#0F1708 #18240C #37511C #567E2C #75AC3B

Accessibility & contrast

On white

8.91

#37511C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#37511C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37511C

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37511C	#FFFFFF	#000000	##FFFFFF
##37511C	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554B16

Deuteranopia (green-blind)

#514920

Tritanopia (blue-blind)

#384E46

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #37511c;
/* rgb */ color: rgb(55, 81, 28);
/* oklch */ color: oklch(40.1% 0.085 131.3);

Tailwind

colors: {
  custom: {
    50: '#70825a',
    500: '#37511c',
    950: '#000000',
  },
}

SCSS

$custom: #37511c;
$custom-light: #70825a;
$custom-dark: #000000;

JSON

{
  "hex": "#37511c",
  "rgb": {
    "r": 55,
    "g": 81,
    "b": 28
  },
  "hsl": {
    "h": 89.434,
    "s": 48.624,
    "l": 21.373
  },
  "oklch": {
    "l": 0.40096,
    "c": 0.08493,
    "h": 131.3
  },
  "luminance": 0.06781
}

Semantic roles & 50–950 ramp

primary

#37511C

secondary

#644287

accent

#50D893

background

#F6F7F5

surface

#ECEEE9

border

#C7C9C5

text

#070A04

muted

#7A7C79

Preview Lab

Preview with #37511C

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

Preview Lab → · Contrast checker → · Palette generator →