#13105D#13105D

#13105D is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.8% C 0.129 H 273.3°. Best body text is #FFFFFF at 16.67:1 contrast (WCAG AA passes).

Color values

HEX	#13105D
RGB	rgb(19, 16, 93)
HSL	hsl(242, 71%, 21%)
HSV	hsv(242, 83%, 36%)
CMYK	cmyk(79.6%, 82.8%, 0%, 63.5%)
CIE-LAB	lab(11.27, 29.74, -44.63)
CIE-LCH	lch(11.27, 53.63, 303.68°)
OKLab	oklab(24.8% 0.0074 -0.1291)
OKLCH	oklch(24.8% 0.129 273.3)
XYZ	xyz(2.4290, 1.2991, 10.4765)
Luminance	0.0130 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13105D #5A5D10

analogous

#10345D #13105D #3A105D

triadic

#13105D #5D1310 #105D13

tetradic

#13105D #5D1034 #5A5D10 #105D3A

square

#13105D #5D1034 #5A5D10 #105D3A

split-complementary

#13105D #5D3A10 #345D10

monochromatic

#05041A #080729 #13105D #1E1991 #2822C5

Accessibility & contrast

On white

16.67

#13105D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#13105D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13105D

16.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13105D	#FFFFFF	#000000	##FFFFFF
##13105D	1.00	16.67	1.26	16.67
#FFFFFF	16.67	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225F

Deuteranopia (green-blind)

#001A5C

Tritanopia (blue-blind)

#002736

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #13105d;
/* rgb */ color: rgb(19, 16, 93);
/* oklch */ color: oklch(24.8% 0.129 273.3);

Tailwind

colors: {
  custom: {
    50: '#5f508c',
    500: '#13105d',
    950: '#000000',
  },
}

SCSS

$custom: #13105d;
$custom-light: #5f508c;
$custom-dark: #000000;

JSON

{
  "hex": "#13105d",
  "rgb": {
    "r": 19,
    "g": 16,
    "b": 93
  },
  "hsl": {
    "h": 242.338,
    "s": 70.642,
    "l": 21.373
  },
  "oklch": {
    "l": 0.24796,
    "c": 0.12935,
    "h": 273.3
  },
  "luminance": 0.01299
}

Semantic roles & 50–950 ramp

primary

#13105D

secondary

#929633

accent

#ED3AE6

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #13105D

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

Preview Lab → · Contrast checker → · Palette generator →