#337598#337598

#337598 is a mid, moderate cyan. Relative luminance 0.157; OKLCH L 53.5% C 0.086 H 234.8°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#337598
RGB	rgb(51, 117, 152)
HSL	hsl(201, 50%, 40%)
HSV	hsv(201, 66%, 60%)
CMYK	cmyk(66.4%, 23%, 0%, 40.4%)
CIE-LAB	lab(46.57, -9.51, -25.13)
CIE-LCH	lch(46.57, 26.87, 249.27°)
OKLab	oklab(53.52% -0.0497 -0.0705)
OKLCH	oklch(53.52% 0.086 234.8)
XYZ	xyz(13.3918, 15.6920, 32.0228)
Luminance	0.1569 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337598 #985633

analogous

#339889 #337598 #334398

triadic

#337598 #983375 #759833

tetradic

#337598 #893398 #985633 #439833

square

#337598 #893398 #985633 #439833

split-complementary

#337598 #983343 #988933

monochromatic

#142E3C #24526A #337598 #4797C1 #75B1D1

Accessibility & contrast

On white

5.07

#337598 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#337598 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337598

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337598	#FFFFFF	#000000	##FFFFFF
##337598	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#64749A

Deuteranopia (green-blind)

#566A97

Tritanopia (blue-blind)

#007E81

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #337598;
/* rgb */ color: rgb(51, 117, 152);
/* oklch */ color: oklch(53.5% 0.086 234.8);

Tailwind

colors: {
  custom: {
    50: '#769cb6',
    500: '#337598',
    950: '#000000',
  },
}

SCSS

$custom: #337598;
$custom-light: #769cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#337598",
  "rgb": {
    "r": 51,
    "g": 117,
    "b": 152
  },
  "hsl": {
    "h": 200.792,
    "s": 49.754,
    "l": 39.804
  },
  "oklch": {
    "l": 0.53519,
    "c": 0.08625,
    "h": 234.8
  },
  "luminance": 0.15693
}

Semantic roles & 50–950 ramp

primary

#337598

secondary

#B9886E

accent

#7F4FD9

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #337598

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

Preview Lab → · Contrast checker → · Palette generator →