#31371E#31371E

#31371E is a dark, muted yellow-green. Relative luminance 0.035; OKLCH L 32.4% C 0.042 H 119.8°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#31371E
RGB	rgb(49, 55, 30)
HSL	hsl(74, 29%, 17%)
HSV	hsv(74, 45%, 22%)
CMYK	cmyk(10.9%, 0%, 45.5%, 78.4%)
CIE-LAB	lab(21.87, -7.58, 14.83)
CIE-LCH	lch(21.87, 16.66, 117.07°)
OKLab	oklab(32.38% -0.0208 0.0363)
OKLCH	oklch(32.38% 0.042 119.8)
XYZ	xyz(2.8672, 3.4791, 1.7485)
Luminance	0.0348 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31371E #241E37

analogous

#37311E #31371E #25371E

triadic

#31371E #1E3137 #371E31

tetradic

#31371E #1E3731 #241E37 #371E25

square

#31371E #1E3731 #241E37 #371E25

split-complementary

#31371E #1E2537 #311E37

monochromatic

#12140B #12140B #31371E #545F34 #788649

Accessibility & contrast

On white

12.38

#31371E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#31371E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31371E

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31371E	#FFFFFF	#000000	##FFFFFF
##31371E	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A341C

Deuteranopia (green-blind)

#39341F

Tritanopia (blue-blind)

#333531

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #31371e;
/* rgb */ color: rgb(49, 55, 30);
/* oklch */ color: oklch(32.4% 0.042 119.8);

Tailwind

colors: {
  custom: {
    50: '#696d5a',
    500: '#31371e',
    950: '#000000',
  },
}

SCSS

$custom: #31371e;
$custom-light: #696d5a;
$custom-dark: #000000;

JSON

{
  "hex": "#31371e",
  "rgb": {
    "r": 49,
    "g": 55,
    "b": 30
  },
  "hsl": {
    "h": 74.4,
    "s": 29.412,
    "l": 16.667
  },
  "oklch": {
    "l": 0.32379,
    "c": 0.04188,
    "h": 119.8
  },
  "luminance": 0.03479
}

Semantic roles & 50–950 ramp

primary

#31371E

secondary

#4F466B

accent

#62C67A

background

#F6F6F5

surface

#EBEBE9

border

#C6C6C5

text

#060703

muted

#7A7A78

Preview Lab

Preview with #31371E

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

Preview Lab → · Contrast checker → · Palette generator →