#11105B#11105B

#11105B is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 24.4% C 0.127 H 272.3°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX#11105B
RGBrgb(17, 16, 91)
HSLhsl(241, 70%, 21%)
HSVhsv(241, 82%, 36%)
CMYKcmyk(81.3%, 82.4%, 0%, 64.3%)
CIE-LABlab(10.88, 28.83, -43.93)
CIE-LCHlch(10.88, 52.54, 303.28°)
OKLaboklab(24.42% 0.0052 -0.1271)
OKLCHoklch(24.42% 0.127 272.3)
XYZxyz(2.3042, 1.2448, 10.0143)
Luminance0.0124 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#11105B #5A5B10
analogous
#10345B #11105B #36105B
triadic
#11105B #5B1110 #105B11
tetradic
#11105B #5B1034 #5A5B10 #105B36
square
#11105B #5B1034 #5A5B10 #105B36
split-complementary
#11105B #5B3610 #345B10
monochromatic
#05051A #070727 #11105B #1B198F #2422C3

Accessibility & contrast

On white

16.81
#11105B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.25
#11105B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11105B
16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##11105B#FFFFFF#000000##FFFFFF
##11105B1.0016.811.2516.81
#FFFFFF16.811.0021.001.00
#0000001.2521.001.0021.00
##FFFFFF16.811.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00215D
Deuteranopia (green-blind)
#00195A
Tritanopia (blue-blind)
#002635
Achromatopsia (no color)
#1D1D1D

Design tokens & code

CSS
--color: #11105b;
/* rgb */ color: rgb(17, 16, 91);
/* oklch */ color: oklch(24.4% 0.127 272.3);
Tailwind
colors: {
  custom: {
    50: '#5e4f8a',
    500: '#11105b',
    950: '#000000',
  },
}
SCSS
$custom: #11105b;
$custom-light: #5e4f8a;
$custom-dark: #000000;
JSON
{
  "hex": "#11105b",
  "rgb": {
    "r": 17,
    "g": 16,
    "b": 91
  },
  "hsl": {
    "h": 240.8,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.24415,
    "c": 0.12725,
    "h": 272.3
  },
  "luminance": 0.01245
}

Semantic roles & 50–950 ramp

primary
#11105B
secondary
#939433
accent
#ED3BEB
background
#F5F4F8
surface
#EAE7F0
border
#C6C3CB
text
#05020C
muted
#79787D

Preview Lab

Preview with #11105B

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

Preview Lab → · Contrast checker → · Palette generator →

#11105B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva