#11105A#11105A

#11105A is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 24.3% C 0.126 H 272.5°. Best body text is #FFFFFF at 16.86:1 contrast (WCAG AA passes).

Color values

HEX	#11105A
RGB	rgb(17, 16, 90)
HSL	hsl(241, 70%, 21%)
HSV	hsv(241, 82%, 35%)
CMYK	cmyk(81.1%, 82.2%, 0%, 64.7%)
CIE-LAB	lab(10.76, 28.46, -43.46)
CIE-LCH	lch(10.76, 51.95, 303.22°)
OKLab	oklab(24.29% 0.0054 -0.1258)
OKLCH	oklch(24.29% 0.126 272.5)
XYZ	xyz(2.2613, 1.2277, 9.7887)
Luminance	0.0123 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11105A #595A10

analogous

#10345A #11105A #36105A

triadic

#11105A #5A1110 #105A11

tetradic

#11105A #5A1034 #595A10 #105A36

square

#11105A #5A1034 #595A10 #105A36

split-complementary

#11105A #5A3610 #345A10

monochromatic

#05051A #070726 #11105A #1B198E #2522C2

Accessibility & contrast

On white

16.86

#11105A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#11105A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11105A

16.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11105A	#FFFFFF	#000000	##FFFFFF
##11105A	1.00	16.86	1.25	16.86
#FFFFFF	16.86	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215C

Deuteranopia (green-blind)

#001959

Tritanopia (blue-blind)

#002634

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #11105a;
/* rgb */ color: rgb(17, 16, 90);
/* oklch */ color: oklch(24.3% 0.126 272.5);

Tailwind

colors: {
  custom: {
    50: '#5e4f8a',
    500: '#11105a',
    950: '#000000',
  },
}

SCSS

$custom: #11105a;
$custom-light: #5e4f8a;
$custom-dark: #000000;

JSON

{
  "hex": "#11105a",
  "rgb": {
    "r": 17,
    "g": 16,
    "b": 90
  },
  "hsl": {
    "h": 240.811,
    "s": 69.811,
    "l": 20.784
  },
  "oklch": {
    "l": 0.24292,
    "c": 0.1259,
    "h": 272.5
  },
  "luminance": 0.01228
}

Semantic roles & 50–950 ramp

primary

#11105A

secondary

#929333

accent

#ED3BEA

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #11105A

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

Preview Lab → · Contrast checker → · Palette generator →