#31831F#31831F

#31831F is a mid, vivid green. Relative luminance 0.170; OKLCH L 53.9% C 0.156 H 140.5°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#31831F
RGB	rgb(49, 131, 31)
HSL	hsl(109, 62%, 32%)
HSV	hsv(109, 76%, 51%)
CMYK	cmyk(62.6%, 0%, 76.3%, 48.6%)
CIE-LAB	lab(48.24, -43.80, 43.90)
CIE-LCH	lch(48.24, 62.02, 134.93°)
OKLab	oklab(53.93% -0.12 0.099)
OKLCH	oklch(53.93% 0.156 140.5)
XYZ	xyz(9.6298, 16.9836, 4.0667)
Luminance	0.1698 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31831F #711F83

analogous

#63831F #31831F #1F833F

triadic

#31831F #1F3183 #831F31

tetradic

#31831F #1F6383 #711F83 #833F1F

square

#31831F #1F6383 #711F83 #833F1F

split-complementary

#31831F #3F1F83 #831F63

monochromatic

#0C2008 #1E5213 #31831F #44B42B #62D449

Accessibility & contrast

On white

4.78

#31831F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#31831F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31831F

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31831F	#FFFFFF	#000000	##FFFFFF
##31831F	1.00	4.78	4.40	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#87770B

Deuteranopia (green-blind)

#7D7029

Tritanopia (blue-blind)

#257F70

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #31831f;
/* rgb */ color: rgb(49, 131, 31);
/* oklch */ color: oklch(53.9% 0.156 140.5);

Tailwind

colors: {
  custom: {
    50: '#74a862',
    500: '#31831f',
    950: '#000000',
  },
}

SCSS

$custom: #31831f;
$custom-light: #74a862;
$custom-dark: #000000;

JSON

{
  "hex": "#31831f",
  "rgb": {
    "r": 49,
    "g": 131,
    "b": 31
  },
  "hsl": {
    "h": 109.2,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.53932,
    "c": 0.15555,
    "h": 140.5
  },
  "luminance": 0.16984
}

Semantic roles & 50–950 ramp

primary

#31831F

secondary

#A248B6

accent

#43E5C8

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091005

muted

#7B7F7A

Preview Lab

Preview with #31831F

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

Preview Lab → · Contrast checker → · Palette generator →