#337D4B#337D4B

#337D4B is a mid, moderate green. Relative luminance 0.159; OKLCH L 52.9% C 0.108 H 151.6°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#337D4B
RGB	rgb(51, 125, 75)
HSL	hsl(139, 42%, 35%)
HSV	hsv(139, 59%, 49%)
CMYK	cmyk(59.2%, 0%, 40%, 51%)
CIE-LAB	lab(46.81, -34.96, 20.56)
CIE-LCH	lch(46.81, 40.55, 149.55°)
OKLab	oklab(52.95% -0.0947 0.0512)
OKLCH	oklch(52.95% 0.108 151.6)
XYZ	xyz(9.9681, 15.8781, 9.1947)
Luminance	0.1588 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337D4B #7D3365

analogous

#407D33 #337D4B #337D70

triadic

#337D4B #4B337D #7D4B33

tetradic

#337D4B #33407D #7D3365 #7D7033

square

#337D4B #33407D #7D3365 #7D7033

split-complementary

#337D4B #70337D #7D3340

monochromatic

#102617 #215231 #337D4B #45A865 #69C286

Accessibility & contrast

On white

5.03

#337D4B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#337D4B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337D4B

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337D4B	#FFFFFF	#000000	##FFFFFF
##337D4B	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D7348

Deuteranopia (green-blind)

#736C4E

Tritanopia (blue-blind)

#1E7B70

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #337d4b;
/* rgb */ color: rgb(51, 125, 75);
/* oklch */ color: oklch(52.9% 0.108 151.6);

Tailwind

colors: {
  custom: {
    50: '#72a37e',
    500: '#337d4b',
    950: '#000000',
  },
}

SCSS

$custom: #337d4b;
$custom-light: #72a37e;
$custom-dark: #000000;

JSON

{
  "hex": "#337d4b",
  "rgb": {
    "r": 51,
    "g": 125,
    "b": 75
  },
  "hsl": {
    "h": 139.459,
    "s": 42.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.52948,
    "c": 0.10768,
    "h": 151.6
  },
  "luminance": 0.15879
}

Semantic roles & 50–950 ramp

primary

#337D4B

secondary

#AA6292

accent

#56AAD2

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#080F0A

muted

#7B7F7C

Preview Lab

Preview with #337D4B

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

Preview Lab → · Contrast checker → · Palette generator →