#13247C#13247C

#13247C is a dark, vivid blue. Relative luminance 0.029; OKLCH L 31.7% C 0.149 H 267.5°. Best body text is #FFFFFF at 13.37:1 contrast (WCAG AA passes).

Color values

HEX	#13247C
RGB	rgb(19, 36, 124)
HSL	hsl(230, 73%, 28%)
HSV	hsv(230, 85%, 49%)
CMYK	cmyk(84.7%, 71%, 0%, 51.4%)
CIE-LAB	lab(19.45, 28.55, -51.37)
CIE-LCH	lch(19.45, 58.77, 299.07°)
OKLab	oklab(31.7% -0.0064 -0.1488)
OKLCH	oklch(31.7% 0.149 267.5)
XYZ	xyz(4.5363, 2.8549, 19.3768)
Luminance	0.0285 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13247C #7C6B13

analogous

#13587C #13247C #36137C

triadic

#13247C #7C1324 #247C13

tetradic

#13247C #7C1358 #7C6B13 #137C36

square

#13247C #7C1358 #7C6B13 #137C36

split-complementary

#13247C #7C3613 #587C13

monochromatic

#04081B #0B1547 #13247C #1B33B1 #2B48DF

Accessibility & contrast

On white

13.37

#13247C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#13247C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13247C

13.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13247C	#FFFFFF	#000000	##FFFFFF
##13247C	1.00	13.37	1.57	13.37
#FFFFFF	13.37	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347F

Deuteranopia (green-blind)

#002A7A

Tritanopia (blue-blind)

#003C4D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #13247c;
/* rgb */ color: rgb(19, 36, 124);
/* oklch */ color: oklch(31.7% 0.149 267.5);

Tailwind

colors: {
  custom: {
    50: '#665fa3',
    500: '#13247c',
    950: '#000000',
  },
}

SCSS

$custom: #13247c;
$custom-light: #665fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#13247c",
  "rgb": {
    "r": 19,
    "g": 36,
    "b": 124
  },
  "hsl": {
    "h": 230.286,
    "s": 73.427,
    "l": 28.039
  },
  "oklch": {
    "l": 0.31704,
    "c": 0.14898,
    "h": 267.5
  },
  "luminance": 0.02855
}

Semantic roles & 50–950 ramp

primary

#13247C

secondary

#B29E39

accent

#D238F0

background

#F6F5FA

surface

#EBE9F4

border

#C6C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #13247C

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

Preview Lab → · Contrast checker → · Palette generator →