#337C57#337C57

#337C57 is a mid, moderate green. Relative luminance 0.158; OKLCH L 52.9% C 0.094 H 158.6°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#337C57
RGB	rgb(51, 124, 87)
HSL	hsl(150, 42%, 34%)
HSV	hsv(150, 59%, 49%)
CMYK	cmyk(58.9%, 0%, 29.8%, 51.4%)
CIE-LAB	lab(46.72, -32.02, 13.53)
CIE-LCH	lch(46.72, 34.76, 157.09°)
OKLab	oklab(52.95% -0.0876 0.0344)
OKLCH	oklch(52.95% 0.094 158.6)
XYZ	xyz(10.2923, 15.8063, 11.5235)
Luminance	0.1581 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337C57 #7C3358

analogous

#347C33 #337C57 #337C7C

triadic

#337C57 #57337C #7C5733

tetradic

#337C57 #33347C #7C3358 #7C7C33

square

#337C57 #33347C #7C3358 #7C7C33

split-complementary

#337C57 #7C337C #7C3334

monochromatic

#0F251A #215139 #337C57 #45A775 #68C194

Accessibility & contrast

On white

5.05

#337C57 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#337C57 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337C57

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337C57	#FFFFFF	#000000	##FFFFFF
##337C57	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7355

Deuteranopia (green-blind)

#716C59

Tritanopia (blue-blind)

#187B72

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #337c57;
/* rgb */ color: rgb(51, 124, 87);
/* oklch */ color: oklch(52.9% 0.094 158.6);

Tailwind

colors: {
  custom: {
    50: '#72a286',
    500: '#337c57',
    950: '#000000',
  },
}

SCSS

$custom: #337c57;
$custom-light: #72a286;
$custom-dark: #000000;

JSON

{
  "hex": "#337c57",
  "rgb": {
    "r": 51,
    "g": 124,
    "b": 87
  },
  "hsl": {
    "h": 149.589,
    "s": 41.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.52948,
    "c": 0.0941,
    "h": 158.6
  },
  "luminance": 0.15807
}

Semantic roles & 50–950 ramp

primary

#337C57

secondary

#A96286

accent

#5695D2

background

#F7FAF8

surface

#EDF3EF

border

#C8CDCA

text

#080F0B

muted

#7B7F7C

Preview Lab

Preview with #337C57

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

Preview Lab → · Contrast checker → · Palette generator →