#337F31#337F31

#337F31 is a mid, vivid green. Relative luminance 0.161; OKLCH L 53.1% C 0.136 H 142.9°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#337F31
RGB	rgb(51, 127, 49)
HSL	hsl(118, 44%, 35%)
HSV	hsv(118, 61%, 50%)
CMYK	cmyk(59.8%, 0%, 61.4%, 50.2%)
CIE-LAB	lab(47.11, -39.92, 34.82)
CIE-LCH	lch(47.11, 52.97, 138.90°)
OKLab	oklab(53.07% -0.1086 0.082)
OKLCH	oklch(53.07% 0.136 142.9)
XYZ	xyz(9.5085, 16.1035, 5.5123)
Luminance	0.1610 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337F31 #7D317F

analogous

#5A7F31 #337F31 #317F56

triadic

#337F31 #31337F #7F3133

tetradic

#337F31 #315A7F #7D317F #7F5631

square

#337F31 #315A7F #7D317F #7F5631

split-complementary

#337F31 #56317F #7F315A

monochromatic

#10270F #215320 #337F31 #45AB42 #69C466

Accessibility & contrast

On white

4.98

#337F31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#337F31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337F31

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337F31	#FFFFFF	#000000	##FFFFFF
##337F31	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827429

Deuteranopia (green-blind)

#786D37

Tritanopia (blue-blind)

#267B6E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #337f31;
/* rgb */ color: rgb(51, 127, 49);
/* oklch */ color: oklch(53.1% 0.136 142.9);

Tailwind

colors: {
  custom: {
    50: '#73a56c',
    500: '#337f31',
    950: '#000000',
  },
}

SCSS

$custom: #337f31;
$custom-light: #73a56c;
$custom-dark: #000000;

JSON

{
  "hex": "#337f31",
  "rgb": {
    "r": 51,
    "g": 127,
    "b": 49
  },
  "hsl": {
    "h": 118.462,
    "s": 44.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.53069,
    "c": 0.13602,
    "h": 142.9
  },
  "luminance": 0.16104
}

Semantic roles & 50–950 ramp

primary

#337F31

secondary

#AA60AB

accent

#54D4D1

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#090F07

muted

#7B7F7A

Preview Lab

Preview with #337F31

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

Preview Lab → · Contrast checker → · Palette generator →