#31731D#31731D

#31731D is a mid, vivid green. Relative luminance 0.130; OKLCH L 49.4% C 0.137 H 139.4°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#31731D
RGB	rgb(49, 115, 29)
HSL	hsl(106, 60%, 28%)
HSV	hsv(106, 75%, 45%)
CMYK	cmyk(57.4%, 0%, 74.8%, 54.9%)
CIE-LAB	lab(42.77, -37.72, 39.15)
CIE-LCH	lch(42.77, 54.37, 133.93°)
OKLab	oklab(49.41% -0.1037 0.0888)
OKLCH	oklch(49.41% 0.137 139.4)
XYZ	xyz(7.6188, 13.0025, 3.2704)
Luminance	0.1300 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31731D #5F1D73

analogous

#5C731D #31731D #1D7334

triadic

#31731D #1D3173 #731D31

tetradic

#31731D #1D5C73 #5F1D73 #73341D

square

#31731D #1D5C73 #5F1D73 #73341D

split-complementary

#31731D #341D73 #731D5C

monochromatic

#0A1806 #1C4211 #31731D #46A429 #5ECE3C

Accessibility & contrast

On white

5.83

#31731D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#31731D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31731D

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31731D	#FFFFFF	#000000	##FFFFFF
##31731D	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#76680E

Deuteranopia (green-blind)

#6E6325

Tritanopia (blue-blind)

#2A6F62

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #31731d;
/* rgb */ color: rgb(49, 115, 29);
/* oklch */ color: oklch(49.4% 0.137 139.4);

Tailwind

colors: {
  custom: {
    50: '#719c5f',
    500: '#31731d',
    950: '#000000',
  },
}

SCSS

$custom: #31731d;
$custom-light: #719c5f;
$custom-dark: #000000;

JSON

{
  "hex": "#31731d",
  "rgb": {
    "r": 49,
    "g": 115,
    "b": 29
  },
  "hsl": {
    "h": 106.047,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.49409,
    "c": 0.13651,
    "h": 139.4
  },
  "luminance": 0.13003
}

Semantic roles & 50–950 ramp

primary

#31731D

secondary

#9045A7

accent

#45E3BE

background

#F7F9F5

surface

#EDF2E9

border

#C8CCC5

text

#080E05

muted

#7B7E79

Preview Lab

Preview with #31731D

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

Preview Lab → · Contrast checker → · Palette generator →