#133773#133773

#133773 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.9% C 0.112 H 260.1°. Best body text is #FFFFFF at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#133773
RGB	rgb(19, 55, 115)
HSL	hsl(218, 72%, 26%)
HSV	hsv(218, 83%, 45%)
CMYK	cmyk(83.5%, 52.2%, 0%, 54.9%)
CIE-LAB	lab(24.03, 11.36, -38.18)
CIE-LCH	lch(24.03, 39.83, 286.58°)
OKLab	oklab(34.88% -0.0191 -0.1099)
OKLCH	oklch(34.88% 0.112 260.1)
XYZ	xyz(4.7281, 4.1081, 16.7601)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133773 #734F13

analogous

#136773 #133773 #1F1373

triadic

#133773 #731337 #377313

tetradic

#133773 #731367 #734F13 #13731F

square

#133773 #731367 #734F13 #13731F

split-complementary

#133773 #731F13 #677313

monochromatic

#040D1A #0A1E3E #133773 #1C50A8 #2569DB

Accessibility & contrast

On white

11.53

#133773 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#133773 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133773

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133773	#FFFFFF	#000000	##FFFFFF
##133773	1.00	11.53	1.82	11.53
#FFFFFF	11.53	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123E75

Deuteranopia (green-blind)

#003572

Tritanopia (blue-blind)

#00454F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #133773;
/* rgb */ color: rgb(19, 55, 115);
/* oklch */ color: oklch(34.9% 0.112 260.1);

Tailwind

colors: {
  custom: {
    50: '#626d9c',
    500: '#133773',
    950: '#000000',
  },
}

SCSS

$custom: #133773;
$custom-light: #626d9c;
$custom-dark: #000000;

JSON

{
  "hex": "#133773",
  "rgb": {
    "r": 19,
    "g": 55,
    "b": 115
  },
  "hsl": {
    "h": 217.5,
    "s": 71.642,
    "l": 26.275
  },
  "oklch": {
    "l": 0.34875,
    "c": 0.11151,
    "h": 260.1
  },
  "luminance": 0.04109
}

Semantic roles & 50–950 ramp

primary

#133773

secondary

#AA7F38

accent

#AB39EE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #133773

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

Preview Lab → · Contrast checker → · Palette generator →