#133363#133363

#133363 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.6% C 0.093 H 258.6°. Best body text is #FFFFFF at 12.49:1 contrast (WCAG AA passes).

Color values

HEX	#133363
RGB	rgb(19, 51, 99)
HSL	hsl(216, 68%, 23%)
HSV	hsv(216, 81%, 39%)
CMYK	cmyk(80.8%, 48.5%, 0%, 61.2%)
CIE-LAB	lab(21.60, 7.43, -31.75)
CIE-LCH	lch(21.60, 32.61, 283.17°)
OKLab	oklab(32.64% -0.0184 -0.0911)
OKLCH	oklch(32.64% 0.093 258.6)
XYZ	xyz(3.7037, 3.4065, 12.2643)
Luminance	0.0341 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133363 #634313

analogous

#135B63 #133363 #1B1363

triadic

#133363 #631333 #336313

tetradic

#133363 #63135B #634313 #13631B

square

#133363 #63135B #634313 #13631B

split-complementary

#133363 #631B13 #5B6313

monochromatic

#050D1A #091930 #133363 #1D4D96 #2768CA

Accessibility & contrast

On white

12.49

#133363 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#133363 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133363

12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133363	#FFFFFF	#000000	##FFFFFF
##133363	1.00	12.49	1.68	12.49
#FFFFFF	12.49	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3865

Deuteranopia (green-blind)

#083062

Tritanopia (blue-blind)

#003E46

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #133363;
/* rgb */ color: rgb(19, 51, 99);
/* oklch */ color: oklch(32.6% 0.093 258.6);

Tailwind

colors: {
  custom: {
    50: '#5e6a90',
    500: '#133363',
    950: '#000000',
  },
}

SCSS

$custom: #133363;
$custom-light: #5e6a90;
$custom-dark: #000000;

JSON

{
  "hex": "#133363",
  "rgb": {
    "r": 19,
    "g": 51,
    "b": 99
  },
  "hsl": {
    "h": 216,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.32641,
    "c": 0.09289,
    "h": 258.6
  },
  "luminance": 0.03407
}

Semantic roles & 50–950 ramp

primary

#133363

secondary

#9B7337

accent

#A53DEB

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #133363

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

Preview Lab → · Contrast checker → · Palette generator →