#13104D#13104D

#13104D is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.9% C 0.107 H 275.9°. Best body text is #FFFFFF at 17.37:1 contrast (WCAG AA passes).

Color values

HEX	#13104D
RGB	rgb(19, 16, 77)
HSL	hsl(243, 66%, 18%)
HSV	hsv(243, 79%, 30%)
CMYK	cmyk(75.3%, 79.2%, 0%, 69.8%)
CIE-LAB	lab(9.36, 23.80, -36.88)
CIE-LCH	lch(9.36, 43.89, 302.83°)
OKLab	oklab(22.88% 0.0111 -0.1066)
OKLCH	oklch(22.88% 0.107 275.9)
XYZ	xyz(1.7930, 1.0447, 7.1269)
Luminance	0.0104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13104D #4A4D10

analogous

#102B4D #13104D #31104D

triadic

#13104D #4D1310 #104D13

tetradic

#13104D #4D102B #4A4D10 #104D31

square

#13104D #4D102B #4A4D10 #104D31

split-complementary

#13104D #4D3110 #2B4D10

monochromatic

#060519 #06051A #13104D #201B80 #2C25B2

Accessibility & contrast

On white

17.37

#13104D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#13104D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13104D

17.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13104D	#FFFFFF	#000000	##FFFFFF
##13104D	1.00	17.37	1.21	17.37
#FFFFFF	17.37	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D4F

Deuteranopia (green-blind)

#00174C

Tritanopia (blue-blind)

#00212D

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #13104d;
/* rgb */ color: rgb(19, 16, 77);
/* oklch */ color: oklch(22.9% 0.107 275.9);

Tailwind

colors: {
  custom: {
    50: '#5b4f80',
    500: '#13104d',
    950: '#000000',
  },
}

SCSS

$custom: #13104d;
$custom-light: #5b4f80;
$custom-dark: #000000;

JSON

{
  "hex": "#13104d",
  "rgb": {
    "r": 19,
    "g": 16,
    "b": 77
  },
  "hsl": {
    "h": 242.951,
    "s": 65.591,
    "l": 18.235
  },
  "oklch": {
    "l": 0.22876,
    "c": 0.10715,
    "h": 275.9
  },
  "luminance": 0.01045
}

Semantic roles & 50–950 ramp

primary

#13104D

secondary

#838732

accent

#E93FE0

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #13104D

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

Preview Lab → · Contrast checker → · Palette generator →