#31781A#31781A

#31781A is a mid, vivid green. Relative luminance 0.142; OKLCH L 50.8% C 0.145 H 139.4°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#31781A
RGB	rgb(49, 120, 26)
HSL	hsl(105, 64%, 29%)
HSV	hsv(105, 78%, 47%)
CMYK	cmyk(59.2%, 0%, 78.3%, 52.9%)
CIE-LAB	lab(44.46, -39.95, 42.02)
CIE-LCH	lch(44.46, 57.98, 133.56°)
OKLab	oklab(50.8% -0.1099 0.0943)
OKLCH	oklch(50.8% 0.145 139.4)
XYZ	xyz(8.1692, 14.1598, 3.2797)
Luminance	0.1416 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31781A #611A78

analogous

#60781A #31781A #1A7832

triadic

#31781A #1A3178 #781A31

tetradic

#31781A #1A6078 #611A78 #78321A

square

#31781A #1A6078 #611A78 #78321A

split-complementary

#31781A #321A78 #781A60

monochromatic

#0A1905 #1C460F #31781A #46AA25 #5ED438

Accessibility & contrast

On white

5.48

#31781A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#31781A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31781A

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31781A	#FFFFFF	#000000	##FFFFFF
##31781A	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C6D06

Deuteranopia (green-blind)

#736724

Tritanopia (blue-blind)

#297466

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #31781a;
/* rgb */ color: rgb(49, 120, 26);
/* oklch */ color: oklch(50.8% 0.145 139.4);

Tailwind

colors: {
  custom: {
    50: '#72a05e',
    500: '#31781a',
    950: '#000000',
  },
}

SCSS

$custom: #31781a;
$custom-light: #72a05e;
$custom-dark: #000000;

JSON

{
  "hex": "#31781a",
  "rgb": {
    "r": 49,
    "g": 120,
    "b": 26
  },
  "hsl": {
    "h": 105.319,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.508,
    "c": 0.14482,
    "h": 139.4
  },
  "luminance": 0.1416
}

Semantic roles & 50–950 ramp

primary

#31781A

secondary

#9241AC

accent

#40E7BF

background

#F7F9F5

surface

#EDF2E9

border

#C8CCC5

text

#080F05

muted

#7B7E79

Preview Lab

Preview with #31781A

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

Preview Lab → · Contrast checker → · Palette generator →