#337B88#337B88

#337B88 is a mid, moderate teal. Relative luminance 0.166; OKLCH L 54.3% C 0.074 H 211.3°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#337B88
RGB	rgb(51, 123, 136)
HSL	hsl(189, 45%, 37%)
HSV	hsv(189, 63%, 53%)
CMYK	cmyk(62.5%, 9.6%, 0%, 46.7%)
CIE-LAB	lab(47.81, -18.16, -13.78)
CIE-LCH	lch(47.81, 22.79, 217.19°)
OKLab	oklab(54.3% -0.0629 -0.0382)
OKLCH	oklch(54.3% 0.074 211.3)
XYZ	xyz(12.8903, 16.6460, 25.8214)
Luminance	0.1665 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337B88 #884033

analogous

#33886B #337B88 #335188

triadic

#337B88 #88337B #7B8833

tetradic

#337B88 #6B3388 #884033 #518833

square

#337B88 #6B3388 #884033 #518833

split-complementary

#337B88 #883351 #886B33

monochromatic

#122A2F #22535B #337B88 #44A3B5 #6DBAC8

Accessibility & contrast

On white

4.85

#337B88 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#337B88 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337B88

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337B88	#FFFFFF	#000000	##FFFFFF
##337B88	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#707789

Deuteranopia (green-blind)

#646D88

Tritanopia (blue-blind)

#00817F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #337b88;
/* rgb */ color: rgb(51, 123, 136);
/* oklch */ color: oklch(54.3% 0.074 211.3);

Tailwind

colors: {
  custom: {
    50: '#74a1aa',
    500: '#337b88',
    950: '#000000',
  },
}

SCSS

$custom: #337b88;
$custom-light: #74a1aa;
$custom-dark: #000000;

JSON

{
  "hex": "#337b88",
  "rgb": {
    "r": 51,
    "g": 123,
    "b": 136
  },
  "hsl": {
    "h": 189.176,
    "s": 45.455,
    "l": 36.667
  },
  "oklch": {
    "l": 0.54302,
    "c": 0.07356,
    "h": 211.3
  },
  "luminance": 0.16647
}

Semantic roles & 50–950 ramp

primary

#337B88

secondary

#B07267

accent

#6753D5

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090F10

muted

#7B7E7F

Preview Lab

Preview with #337B88

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

Preview Lab → · Contrast checker → · Palette generator →