#31570D#31570D

#31570D is a dark, moderate yellow-green. Relative luminance 0.075; OKLCH L 41.3% C 0.109 H 133.7°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#31570D
RGB	rgb(49, 87, 13)
HSL	hsl(91, 74%, 20%)
HSV	hsv(91, 85%, 34%)
CMYK	cmyk(43.7%, 0%, 85.1%, 65.9%)
CIE-LAB	lab(32.92, -26.70, 35.58)
CIE-LCH	lch(32.92, 44.48, 126.89°)
OKLab	oklab(41.28% -0.0751 0.0787)
OKLCH	oklch(41.28% 0.109 133.7)
XYZ	xyz(4.7474, 7.4982, 1.5778)
Luminance	0.0750 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31570D #330D57

analogous

#56570D #31570D #0D570E

triadic

#31570D #0D3157 #570D31

tetradic

#31570D #0D5657 #330D57 #570E0D

square

#31570D #0D5657 #330D57 #570E0D

split-complementary

#31570D #0E0D57 #570D56

monochromatic

#0F1B04 #132205 #31570D #4F8C15 #6DC11D

Accessibility & contrast

On white

8.40

#31570D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#31570D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31570D

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31570D	#FFFFFF	#000000	##FFFFFF
##31570D	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B4F00

Deuteranopia (green-blind)

#564C15

Tritanopia (blue-blind)

#315349

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #31570d;
/* rgb */ color: rgb(49, 87, 13);
/* oklch */ color: oklch(41.3% 0.109 133.7);

Tailwind

colors: {
  custom: {
    50: '#6d8753',
    500: '#31570d',
    950: '#000000',
  },
}

SCSS

$custom: #31570d;
$custom-light: #6d8753;
$custom-dark: #000000;

JSON

{
  "hex": "#31570d",
  "rgb": {
    "r": 49,
    "g": 87,
    "b": 13
  },
  "hsl": {
    "h": 90.811,
    "s": 74,
    "l": 19.608
  },
  "oklch": {
    "l": 0.41276,
    "c": 0.10883,
    "h": 133.7
  },
  "luminance": 0.07498
}

Semantic roles & 50–950 ramp

primary

#31570D

secondary

#612E92

accent

#37F196

background

#F6F8F4

surface

#ECEFE7

border

#C7CAC3

text

#070B03

muted

#7A7C78

Preview Lab

Preview with #31570D

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

Preview Lab → · Contrast checker → · Palette generator →