#133779#133779

#133779 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.4% C 0.120 H 261.3°. Best body text is #FFFFFF at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#133779
RGB	rgb(19, 55, 121)
HSL	hsl(219, 73%, 27%)
HSV	hsv(219, 84%, 47%)
CMYK	cmyk(84.3%, 54.5%, 0%, 52.5%)
CIE-LAB	lab(24.48, 13.90, -41.25)
CIE-LCH	lch(24.48, 43.53, 288.62°)
OKLab	oklab(35.37% -0.0183 -0.1189)
OKLCH	oklch(35.37% 0.12 261.3)
XYZ	xyz(5.0847, 4.2507, 18.6379)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133779 #795513

analogous

#136A79 #133779 #221379

triadic

#133779 #791337 #377913

tetradic

#133779 #79136A #795513 #137922

square

#133779 #79136A #795513 #137922

split-complementary

#133779 #792213 #6A7913

monochromatic

#040C1A #0B1F44 #133779 #1B4FAE #2969DD

Accessibility & contrast

On white

11.35

#133779 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#133779 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133779

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133779	#FFFFFF	#000000	##FFFFFF
##133779	1.00	11.35	1.85	11.35
#FFFFFF	11.35	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073F7B

Deuteranopia (green-blind)

#003678

Tritanopia (blue-blind)

#004752

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #133779;
/* rgb */ color: rgb(19, 55, 121);
/* oklch */ color: oklch(35.4% 0.120 261.3);

Tailwind

colors: {
  custom: {
    50: '#646da0',
    500: '#133779',
    950: '#000000',
  },
}

SCSS

$custom: #133779;
$custom-light: #646da0;
$custom-dark: #000000;

JSON

{
  "hex": "#133779",
  "rgb": {
    "r": 19,
    "g": 55,
    "b": 121
  },
  "hsl": {
    "h": 218.824,
    "s": 72.857,
    "l": 27.451
  },
  "oklch": {
    "l": 0.3537,
    "c": 0.1203,
    "h": 261.3
  },
  "luminance": 0.04251
}

Semantic roles & 50–950 ramp

primary

#133779

secondary

#AF8539

accent

#AF38F0

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070F

muted

#7A7A7E

Preview Lab

Preview with #133779

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

Preview Lab → · Contrast checker → · Palette generator →