#337188#337188

#337188 is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 51.8% C 0.073 H 225.3°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#337188
RGB	rgb(51, 113, 136)
HSL	hsl(196, 45%, 37%)
HSV	hsv(196, 63%, 53%)
CMYK	cmyk(62.5%, 16.9%, 0%, 46.7%)
CIE-LAB	lab(44.65, -12.59, -18.60)
CIE-LCH	lch(44.65, 22.46, 235.90°)
OKLab	oklab(51.77% -0.0514 -0.0518)
OKLCH	oklch(51.77% 0.073 225.3)
XYZ	xyz(11.7126, 14.2905, 25.4289)
Luminance	0.1429 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337188 #884A33

analogous

#338875 #337188 #334788

triadic

#337188 #883371 #718833

tetradic

#337188 #753388 #884A33 #478833

square

#337188 #753388 #884A33 #478833

split-complementary

#337188 #883347 #887533

monochromatic

#12272F #224C5B #337188 #4496B5 #6DB0C8

Accessibility & contrast

On white

5.44

#337188 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#337188 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337188

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337188	#FFFFFF	#000000	##FFFFFF
##337188	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#646F89

Deuteranopia (green-blind)

#586688

Tritanopia (blue-blind)

#007878

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #337188;
/* rgb */ color: rgb(51, 113, 136);
/* oklch */ color: oklch(51.8% 0.073 225.3);

Tailwind

colors: {
  custom: {
    50: '#7499aa',
    500: '#337188',
    950: '#000000',
  },
}

SCSS

$custom: #337188;
$custom-light: #7499aa;
$custom-dark: #000000;

JSON

{
  "hex": "#337188",
  "rgb": {
    "r": 51,
    "g": 113,
    "b": 136
  },
  "hsl": {
    "h": 196.235,
    "s": 45.455,
    "l": 36.667
  },
  "oklch": {
    "l": 0.51767,
    "c": 0.07297,
    "h": 225.3
  },
  "luminance": 0.14292
}

Semantic roles & 50–950 ramp

primary

#337188

secondary

#B07B67

accent

#7653D5

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #337188

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

Preview Lab → · Contrast checker → · Palette generator →