#337183#337183

#337183 is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 51.5% C 0.069 H 219.6°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#337183
RGB	rgb(51, 113, 131)
HSL	hsl(194, 44%, 36%)
HSV	hsv(194, 61%, 51%)
CMYK	cmyk(61.1%, 13.7%, 0%, 48.6%)
CIE-LAB	lab(44.45, -14.23, -15.92)
CIE-LCH	lch(44.45, 21.35, 228.21°)
OKLab	oklab(51.54% -0.0534 -0.0442)
OKLCH	oklch(51.54% 0.069 219.6)
XYZ	xyz(11.3655, 14.1516, 23.6009)
Luminance	0.1415 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337183 #834533

analogous

#33836D #337183 #334983

triadic

#337183 #833371 #718333

tetradic

#337183 #6D3383 #834533 #498333

square

#337183 #6D3383 #834533 #498333

split-complementary

#337183 #833349 #836D33

monochromatic

#11252B #224B57 #337183 #4497AF #6BB1C5

Accessibility & contrast

On white

5.48

#337183 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#337183 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337183

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337183	#FFFFFF	#000000	##FFFFFF
##337183	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#666E84

Deuteranopia (green-blind)

#5A6583

Tritanopia (blue-blind)

#007777

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #337183;
/* rgb */ color: rgb(51, 113, 131);
/* oklch */ color: oklch(51.5% 0.069 219.6);

Tailwind

colors: {
  custom: {
    50: '#739aa7',
    500: '#337183',
    950: '#000000',
  },
}

SCSS

$custom: #337183;
$custom-light: #739aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#337183",
  "rgb": {
    "r": 51,
    "g": 113,
    "b": 131
  },
  "hsl": {
    "h": 193.5,
    "s": 43.956,
    "l": 35.686
  },
  "oklch": {
    "l": 0.51544,
    "c": 0.06935,
    "h": 219.6
  },
  "luminance": 0.14153
}

Semantic roles & 50–950 ramp

primary

#337183

secondary

#AD7565

accent

#7154D4

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E0F

muted

#7B7E7F

Preview Lab

Preview with #337183

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

Preview Lab → · Contrast checker → · Palette generator →