#133644#133644

#133644 is a dark, muted cyan. Relative luminance 0.032; OKLCH L 31.4% C 0.047 H 227.5°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#133644
RGB	rgb(19, 54, 68)
HSL	hsl(197, 56%, 17%)
HSV	hsv(197, 72%, 27%)
CMYK	cmyk(72.1%, 20.6%, 0%, 73.3%)
CIE-LAB	lab(20.80, -7.39, -12.42)
CIE-LCH	lch(20.80, 14.46, 239.23°)
OKLab	oklab(31.42% -0.0318 -0.0347)
OKLCH	oklch(31.42% 0.047 227.5)
XYZ	xyz(2.6307, 3.1939, 5.9456)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133644 #442113

analogous

#13443A #133644 #131E44

triadic

#133644 #441336 #364413

tetradic

#133644 #3A1344 #442113 #1E4413

square

#133644 #3A1344 #442113 #1E4413

split-complementary

#133644 #44131E #443A13

monochromatic

#071318 #071318 #133644 #205C74 #2E82A4

Accessibility & contrast

On white

12.81

#133644 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#133644 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133644

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133644	#FFFFFF	#000000	##FFFFFF
##133644	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3545

Deuteranopia (green-blind)

#283044

Tritanopia (blue-blind)

#003A3B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #133644;
/* rgb */ color: rgb(19, 54, 68);
/* oklch */ color: oklch(31.4% 0.047 227.5);

Tailwind

colors: {
  custom: {
    50: '#576d78',
    500: '#133644',
    950: '#000000',
  },
}

SCSS

$custom: #133644;
$custom-light: #576d78;
$custom-dark: #000000;

JSON

{
  "hex": "#133644",
  "rgb": {
    "r": 19,
    "g": 54,
    "b": 68
  },
  "hsl": {
    "h": 197.143,
    "s": 56.322,
    "l": 17.059
  },
  "oklch": {
    "l": 0.3142,
    "c": 0.04705,
    "h": 227.5
  },
  "luminance": 0.03194
}

Semantic roles & 50–950 ramp

primary

#133644

secondary

#7D4A36

accent

#7348E0

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #133644

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

Preview Lab → · Contrast checker → · Palette generator →