#317B40#317B40

#317B40 is a mid, moderate green. Relative luminance 0.152; OKLCH L 52.1% C 0.117 H 147.8°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#317B40
RGB	rgb(49, 123, 64)
HSL	hsl(132, 43%, 34%)
HSV	hsv(132, 60%, 48%)
CMYK	cmyk(60.2%, 0%, 48%, 51.8%)
CIE-LAB	lab(45.89, -36.58, 25.49)
CIE-LCH	lch(45.89, 44.59, 145.13°)
OKLab	oklab(52.11% -0.099 0.0623)
OKLCH	oklch(52.11% 0.117 147.8)
XYZ	xyz(9.2744, 15.1882, 7.2924)
Luminance	0.1519 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317B40 #7B316C

analogous

#477B31 #317B40 #317B65

triadic

#317B40 #40317B #7B4031

tetradic

#317B40 #31477B #7B316C #7B6531

square

#317B40 #31477B #7B316C #7B6531

split-complementary

#317B40 #65317B #7B3147

monochromatic

#0E2312 #204F29 #317B40 #42A757 #65C278

Accessibility & contrast

On white

5.20

#317B40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#317B40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #317B40

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317B40	#FFFFFF	#000000	##FFFFFF
##317B40	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C713B

Deuteranopia (green-blind)

#736A44

Tritanopia (blue-blind)

#20796D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #317b40;
/* rgb */ color: rgb(49, 123, 64);
/* oklch */ color: oklch(52.1% 0.117 147.8);

Tailwind

colors: {
  custom: {
    50: '#71a276',
    500: '#317b40',
    950: '#000000',
  },
}

SCSS

$custom: #317b40;
$custom-light: #71a276;
$custom-dark: #000000;

JSON

{
  "hex": "#317b40",
  "rgb": {
    "r": 49,
    "g": 123,
    "b": 64
  },
  "hsl": {
    "h": 132.162,
    "s": 43.023,
    "l": 33.725
  },
  "oklch": {
    "l": 0.5211,
    "c": 0.11694,
    "h": 147.8
  },
  "luminance": 0.15189
}

Semantic roles & 50–950 ramp

primary

#317B40

secondary

#A95F9A

accent

#55B9D3

background

#F7FAF7

surface

#EDF3ED

border

#C8CDC8

text

#080F08

muted

#7B7F7B

Preview Lab

Preview with #317B40

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

Preview Lab → · Contrast checker → · Palette generator →