#133879#133879

#133879 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.6% C 0.119 H 260.8°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#133879
RGB	rgb(19, 56, 121)
HSL	hsl(218, 73%, 27%)
HSV	hsv(218, 84%, 47%)
CMYK	cmyk(84.3%, 53.7%, 0%, 52.5%)
CIE-LAB	lab(24.79, 13.19, -40.76)
CIE-LCH	lch(24.79, 42.84, 287.93°)
OKLab	oklab(35.6% -0.0191 -0.1174)
OKLCH	oklch(35.6% 0.119 260.8)
XYZ	xyz(5.1327, 4.3467, 18.6539)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133879 #795413

analogous

#136B79 #133879 #211379

triadic

#133879 #791338 #387913

tetradic

#133879 #79136B #795413 #137921

square

#133879 #79136B #795413 #137921

split-complementary

#133879 #792113 #6B7913

monochromatic

#040C1A #0B2044 #133879 #1B50AE #296ADD

Accessibility & contrast

On white

11.23

#133879 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#133879 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133879

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133879	#FFFFFF	#000000	##FFFFFF
##133879	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B407B

Deuteranopia (green-blind)

#003678

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #133879;
/* rgb */ color: rgb(19, 56, 121);
/* oklch */ color: oklch(35.6% 0.119 260.8);

Tailwind

colors: {
  custom: {
    50: '#646ea0',
    500: '#133879',
    950: '#000000',
  },
}

SCSS

$custom: #133879;
$custom-light: #646ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#133879",
  "rgb": {
    "r": 19,
    "g": 56,
    "b": 121
  },
  "hsl": {
    "h": 218.235,
    "s": 72.857,
    "l": 27.451
  },
  "oklch": {
    "l": 0.356,
    "c": 0.11898,
    "h": 260.8
  },
  "luminance": 0.04347
}

Semantic roles & 50–950 ramp

primary

#133879

secondary

#AF8439

accent

#AD38F0

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070F

muted

#7A7A7E

Preview Lab

Preview with #133879

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

Preview Lab → · Contrast checker → · Palette generator →