#337B1B#337B1B

#337B1B is a mid, vivid green. Relative luminance 0.149; OKLCH L 51.7% C 0.147 H 139.3°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#337B1B
RGB	rgb(51, 123, 27)
HSL	hsl(105, 64%, 29%)
HSV	hsv(105, 78%, 48%)
CMYK	cmyk(58.5%, 0%, 78%, 51.8%)
CIE-LAB	lab(45.56, -40.49, 42.76)
CIE-LCH	lch(45.56, 58.89, 133.44°)
OKLab	oklab(51.73% -0.1115 0.096)
OKLCH	oklch(51.73% 0.147 139.3)
XYZ	xyz(8.6457, 14.9481, 3.4664)
Luminance	0.1495 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337B1B #631B7B

analogous

#637B1B #337B1B #1B7B33

triadic

#337B1B #1B337B #7B1B33

tetradic

#337B1B #1B637B #631B7B #7B331B

square

#337B1B #1B637B #631B7B #7B331B

split-complementary

#337B1B #331B7B #7B1B63

monochromatic

#0A1906 #1E4910 #337B1B #48AD26 #62D43C

Accessibility & contrast

On white

5.26

#337B1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#337B1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337B1B

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337B1B	#FFFFFF	#000000	##FFFFFF
##337B1B	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7006

Deuteranopia (green-blind)

#766A25

Tritanopia (blue-blind)

#2B7769

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #337b1b;
/* rgb */ color: rgb(51, 123, 27);
/* oklch */ color: oklch(51.7% 0.147 139.3);

Tailwind

colors: {
  custom: {
    50: '#74a25f',
    500: '#337b1b',
    950: '#000000',
  },
}

SCSS

$custom: #337b1b;
$custom-light: #74a25f;
$custom-dark: #000000;

JSON

{
  "hex": "#337b1b",
  "rgb": {
    "r": 51,
    "g": 123,
    "b": 27
  },
  "hsl": {
    "h": 105,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.51732,
    "c": 0.14708,
    "h": 139.3
  },
  "luminance": 0.14949
}

Semantic roles & 50–950 ramp

primary

#337B1B

secondary

#9443AF

accent

#41E7BD

background

#F7FAF5

surface

#EDF3EA

border

#C8CDC6

text

#090F05

muted

#7B7F79

Preview Lab

Preview with #337B1B

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

Preview Lab → · Contrast checker → · Palette generator →