#337788#337788

#337788 is a mid, moderate cyan. Relative luminance 0.157; OKLCH L 53.3% C 0.073 H 216.8°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#337788
RGB	rgb(51, 119, 136)
HSL	hsl(192, 45%, 37%)
HSV	hsv(192, 63%, 53%)
CMYK	cmyk(62.5%, 12.5%, 0%, 46.7%)
CIE-LAB	lab(46.54, -15.97, -15.70)
CIE-LCH	lch(46.54, 22.39, 224.52°)
OKLab	oklab(53.29% -0.0583 -0.0436)
OKLCH	oklch(53.29% 0.073 216.8)
XYZ	xyz(12.4042, 15.6738, 25.6594)
Luminance	0.1568 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337788 #884433

analogous

#33886F #337788 #334D88

triadic

#337788 #883377 #778833

tetradic

#337788 #6F3388 #884433 #4D8833

square

#337788 #6F3388 #884433 #4D8833

split-complementary

#337788 #88334D #886F33

monochromatic

#12292F #22505B #337788 #449EB5 #6DB6C8

Accessibility & contrast

On white

5.08

#337788 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#337788 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337788

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337788	#FFFFFF	#000000	##FFFFFF
##337788	1.00	5.08	4.14	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7489

Deuteranopia (green-blind)

#5F6A88

Tritanopia (blue-blind)

#007D7C

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #337788;
/* rgb */ color: rgb(51, 119, 136);
/* oklch */ color: oklch(53.3% 0.073 216.8);

Tailwind

colors: {
  custom: {
    50: '#749eaa',
    500: '#337788',
    950: '#000000',
  },
}

SCSS

$custom: #337788;
$custom-light: #749eaa;
$custom-dark: #000000;

JSON

{
  "hex": "#337788",
  "rgb": {
    "r": 51,
    "g": 119,
    "b": 136
  },
  "hsl": {
    "h": 192,
    "s": 45.455,
    "l": 36.667
  },
  "oklch": {
    "l": 0.53285,
    "c": 0.07279,
    "h": 216.8
  },
  "luminance": 0.15675
}

Semantic roles & 50–950 ramp

primary

#337788

secondary

#B07567

accent

#6D53D5

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #337788

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

Preview Lab → · Contrast checker → · Palette generator →