#31540D#31540D

#31540D is a dark, moderate yellow-green. Relative luminance 0.070; OKLCH L 40.4% C 0.105 H 132.9°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#31540D
RGB	rgb(49, 84, 13)
HSL	hsl(90, 73%, 19%)
HSV	hsv(90, 85%, 33%)
CMYK	cmyk(41.7%, 0%, 84.5%, 67.1%)
CIE-LAB	lab(31.86, -25.28, 34.58)
CIE-LCH	lch(31.86, 42.84, 126.16°)
OKLab	oklab(40.41% -0.0713 0.0767)
OKLCH	oklch(40.41% 0.105 132.9)
XYZ	xyz(4.5095, 7.0225, 1.4986)
Luminance	0.0702 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31540D #300D54

analogous

#54540D #31540D #0E540D

triadic

#31540D #0D3154 #540D31

tetradic

#31540D #0D5454 #300D54 #540D0E

square

#31540D #0D5454 #300D54 #540D0E

split-complementary

#31540D #0D0E54 #540D54

monochromatic

#0F1A04 #121F05 #31540D #508915 #6FBE1D

Accessibility & contrast

On white

8.73

#31540D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#31540D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31540D

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31540D	#FFFFFF	#000000	##FFFFFF
##31540D	1.00	8.73	2.40	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584D00

Deuteranopia (green-blind)

#534A15

Tritanopia (blue-blind)

#315047

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #31540d;
/* rgb */ color: rgb(49, 84, 13);
/* oklch */ color: oklch(40.4% 0.105 132.9);

Tailwind

colors: {
  custom: {
    50: '#6d8452',
    500: '#31540d',
    950: '#000000',
  },
}

SCSS

$custom: #31540d;
$custom-light: #6d8452;
$custom-dark: #000000;

JSON

{
  "hex": "#31540d",
  "rgb": {
    "r": 49,
    "g": 84,
    "b": 13
  },
  "hsl": {
    "h": 89.577,
    "s": 73.196,
    "l": 19.02
  },
  "oklch": {
    "l": 0.40411,
    "c": 0.10468,
    "h": 132.9
  },
  "luminance": 0.07023
}

Semantic roles & 50–950 ramp

primary

#31540D

secondary

#5E2E8F

accent

#38F093

background

#F6F8F4

surface

#ECEFE7

border

#C7CAC3

text

#070B02

muted

#7A7C78

Preview Lab

Preview with #31540D

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

Preview Lab → · Contrast checker → · Palette generator →