#337383#337383

#337383 is a mid, moderate cyan. Relative luminance 0.146; OKLCH L 52.1% C 0.070 H 216.7°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#337383
RGB	rgb(51, 115, 131)
HSL	hsl(192, 44%, 36%)
HSV	hsv(192, 61%, 51%)
CMYK	cmyk(61.1%, 12.2%, 0%, 48.6%)
CIE-LAB	lab(45.09, -15.35, -14.95)
CIE-LCH	lch(45.09, 21.42, 224.24°)
OKLab	oklab(52.05% -0.0558 -0.0415)
OKLCH	oklch(52.05% 0.07 216.7)
XYZ	xyz(11.5911, 14.6028, 23.6761)
Luminance	0.1460 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337383 #834333

analogous

#33836B #337383 #334B83

triadic

#337383 #833373 #738333

tetradic

#337383 #6B3383 #834333 #4B8333

square

#337383 #6B3383 #834333 #4B8333

split-complementary

#337383 #83334B #836B33

monochromatic

#11262B #224C57 #337383 #449AAF #6BB3C5

Accessibility & contrast

On white

5.36

#337383 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#337383 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337383

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337383	#FFFFFF	#000000	##FFFFFF
##337383	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#687084

Deuteranopia (green-blind)

#5C6783

Tritanopia (blue-blind)

#007978

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #337383;
/* rgb */ color: rgb(51, 115, 131);
/* oklch */ color: oklch(52.1% 0.070 216.7);

Tailwind

colors: {
  custom: {
    50: '#739ba7',
    500: '#337383',
    950: '#000000',
  },
}

SCSS

$custom: #337383;
$custom-light: #739ba7;
$custom-dark: #000000;

JSON

{
  "hex": "#337383",
  "rgb": {
    "r": 51,
    "g": 115,
    "b": 131
  },
  "hsl": {
    "h": 192,
    "s": 43.956,
    "l": 35.686
  },
  "oklch": {
    "l": 0.52053,
    "c": 0.0695,
    "h": 216.7
  },
  "luminance": 0.14604
}

Semantic roles & 50–950 ramp

primary

#337383

secondary

#AD7365

accent

#6E54D4

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E0F

muted

#7B7E7F

Preview Lab

Preview with #337383

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

Preview Lab → · Contrast checker → · Palette generator →