#337C81#337C81

#337C81 is a mid, moderate teal. Relative luminance 0.167; OKLCH L 54.3% C 0.072 H 201.5°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#337C81
RGB	rgb(51, 124, 129)
HSL	hsl(184, 43%, 35%)
HSV	hsv(184, 60%, 51%)
CMYK	cmyk(60.5%, 3.9%, 0%, 49.4%)
CIE-LAB	lab(47.88, -20.86, -9.53)
CIE-LCH	lch(47.88, 22.94, 204.55°)
OKLab	oklab(54.28% -0.0671 -0.0264)
OKLCH	oklch(54.28% 0.072 201.5)
XYZ	xyz(12.5337, 16.7028, 23.3281)
Luminance	0.1670 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337C81 #813833

analogous

#33815F #337C81 #335581

triadic

#337C81 #81337C #7C8133

tetradic

#337C81 #5F3381 #813833 #558133

square

#337C81 #5F3381 #813833 #558133

split-complementary

#337C81 #813355 #815F33

monochromatic

#102829 #225255 #337C81 #44A6AD #6ABEC4

Accessibility & contrast

On white

4.84

#337C81 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#337C81 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337C81

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337C81	#FFFFFF	#000000	##FFFFFF
##337C81	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#737781

Deuteranopia (green-blind)

#676E81

Tritanopia (blue-blind)

#00807D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #337c81;
/* rgb */ color: rgb(51, 124, 129);
/* oklch */ color: oklch(54.3% 0.072 201.5);

Tailwind

colors: {
  custom: {
    50: '#74a2a5',
    500: '#337c81',
    950: '#000000',
  },
}

SCSS

$custom: #337c81;
$custom-light: #74a2a5;
$custom-dark: #000000;

JSON

{
  "hex": "#337c81",
  "rgb": {
    "r": 51,
    "g": 124,
    "b": 129
  },
  "hsl": {
    "h": 183.846,
    "s": 43.333,
    "l": 35.294
  },
  "oklch": {
    "l": 0.54279,
    "c": 0.0721,
    "h": 201.5
  },
  "luminance": 0.16704
}

Semantic roles & 50–950 ramp

primary

#337C81

secondary

#AC6864

accent

#5D55D3

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#090F0F

muted

#7B7F7F

Preview Lab

Preview with #337C81

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

Preview Lab → · Contrast checker → · Palette generator →