#31731C#31731C

#31731C is a mid, vivid green. Relative luminance 0.130; OKLCH L 49.4% C 0.137 H 139.3°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#31731C
RGB	rgb(49, 115, 28)
HSL	hsl(106, 61%, 28%)
HSV	hsv(106, 76%, 45%)
CMYK	cmyk(57.4%, 0%, 75.7%, 54.9%)
CIE-LAB	lab(42.76, -37.80, 39.55)
CIE-LCH	lch(42.76, 54.71, 133.71°)
OKLab	oklab(49.4% -0.104 0.0894)
OKLCH	oklch(49.4% 0.137 139.3)
XYZ	xyz(7.6066, 12.9977, 3.2063)
Luminance	0.1300 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31731C #5E1C73

analogous

#5C731C #31731C #1C7332

triadic

#31731C #1C3173 #731C31

tetradic

#31731C #1C5C73 #5E1C73 #73321C

square

#31731C #1C5C73 #5E1C73 #73321C

split-complementary

#31731C #321C73 #731C5C

monochromatic

#0A1906 #1C4210 #31731C #46A428 #5ECF3A

Accessibility & contrast

On white

5.83

#31731C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#31731C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31731C

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31731C	#FFFFFF	#000000	##FFFFFF
##31731C	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)

#76680C

Deuteranopia (green-blind)

#6E6325

Tritanopia (blue-blind)

#2A6F62

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #31731c;
/* rgb */ color: rgb(49, 115, 28);
/* oklch */ color: oklch(49.4% 0.137 139.3);

Tailwind

colors: {
  custom: {
    50: '#719c5e',
    500: '#31731c',
    950: '#000000',
  },
}

SCSS

$custom: #31731c;
$custom-light: #719c5e;
$custom-dark: #000000;

JSON

{
  "hex": "#31731c",
  "rgb": {
    "r": 49,
    "g": 115,
    "b": 28
  },
  "hsl": {
    "h": 105.517,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.494,
    "c": 0.13717,
    "h": 139.3
  },
  "luminance": 0.12998
}

Semantic roles & 50–950 ramp

primary

#31731C

secondary

#8F43A7

accent

#44E4BD

background

#F7F9F5

surface

#EDF2E9

border

#C8CCC5

text

#080E05

muted

#7B7E79

Preview Lab

Preview with #31731C

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

Preview Lab → · Contrast checker → · Palette generator →