#133373#133373

#133373 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.9% C 0.117 H 262.2°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#133373
RGB	rgb(19, 51, 115)
HSL	hsl(220, 72%, 26%)
HSV	hsv(220, 83%, 45%)
CMYK	cmyk(83.5%, 55.7%, 0%, 54.9%)
CIE-LAB	lab(22.80, 14.23, -40.15)
CIE-LCH	lch(22.80, 42.60, 289.52°)
OKLab	oklab(33.94% -0.0159 -0.1158)
OKLCH	oklch(33.94% 0.117 262.2)
XYZ	xyz(4.5458, 3.7434, 16.6993)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133373 #735313

analogous

#136373 #133373 #231373

triadic

#133373 #731333 #337313

tetradic

#133373 #731363 #735313 #137323

square

#133373 #731363 #735313 #137323

split-complementary

#133373 #732313 #637313

monochromatic

#040C1A #0A1C3E #133373 #1C4AA8 #2562DB

Accessibility & contrast

On white

12.01

#133373 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#133373 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133373

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133373	#FFFFFF	#000000	##FFFFFF
##133373	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#023B75

Deuteranopia (green-blind)

#003272

Tritanopia (blue-blind)

#00434D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #133373;
/* rgb */ color: rgb(19, 51, 115);
/* oklch */ color: oklch(33.9% 0.117 262.2);

Tailwind

colors: {
  custom: {
    50: '#626a9c',
    500: '#133373',
    950: '#000000',
  },
}

SCSS

$custom: #133373;
$custom-light: #626a9c;
$custom-dark: #000000;

JSON

{
  "hex": "#133373",
  "rgb": {
    "r": 19,
    "g": 51,
    "b": 115
  },
  "hsl": {
    "h": 220,
    "s": 71.642,
    "l": 26.275
  },
  "oklch": {
    "l": 0.33943,
    "c": 0.11685,
    "h": 262.2
  },
  "luminance": 0.03744
}

Semantic roles & 50–950 ramp

primary

#133373

secondary

#AA8438

accent

#B239EE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #133373

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

Preview Lab → · Contrast checker → · Palette generator →