#31801F#31801F

#31801F is a mid, vivid green. Relative luminance 0.162; OKLCH L 53.1% C 0.152 H 140.4°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#31801F
RGB	rgb(49, 128, 31)
HSL	hsl(109, 61%, 31%)
HSV	hsv(109, 76%, 50%)
CMYK	cmyk(61.7%, 0%, 75.8%, 49.8%)
CIE-LAB	lab(47.22, -42.66, 42.88)
CIE-LCH	lch(47.22, 60.49, 134.85°)
OKLab	oklab(53.09% -0.1169 0.0968)
OKLCH	oklch(53.09% 0.152 140.4)
XYZ	xyz(9.2327, 16.1894, 3.9344)
Luminance	0.1619 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31801F #6E1F80

analogous

#61801F #31801F #1F803D

triadic

#31801F #1F3180 #801F31

tetradic

#31801F #1F6180 #6E1F80 #803D1F

square

#31801F #1F6180 #6E1F80 #803D1F

split-complementary

#31801F #3D1F80 #801F61

monochromatic

#0B1D07 #1E4F13 #31801F #44B12B #61D247

Accessibility & contrast

On white

4.96

#31801F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#31801F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31801F

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31801F	#FFFFFF	#000000	##FFFFFF
##31801F	1.00	4.96	4.24	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#84740D

Deuteranopia (green-blind)

#7A6D29

Tritanopia (blue-blind)

#267C6D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #31801f;
/* rgb */ color: rgb(49, 128, 31);
/* oklch */ color: oklch(53.1% 0.152 140.4);

Tailwind

colors: {
  custom: {
    50: '#73a662',
    500: '#31801f',
    950: '#000000',
  },
}

SCSS

$custom: #31801f;
$custom-light: #73a662;
$custom-dark: #000000;

JSON

{
  "hex": "#31801f",
  "rgb": {
    "r": 49,
    "g": 128,
    "b": 31
  },
  "hsl": {
    "h": 108.866,
    "s": 61.006,
    "l": 31.176
  },
  "oklch": {
    "l": 0.53091,
    "c": 0.15183,
    "h": 140.4
  },
  "luminance": 0.1619
}

Semantic roles & 50–950 ramp

primary

#31801F

secondary

#9F48B3

accent

#44E4C6

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#090F05

muted

#7B7F7A

Preview Lab

Preview with #31801F

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

Preview Lab → · Contrast checker → · Palette generator →