#0B1447#0B1447

#0B1447 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.4% C 0.095 H 269.1°. Best body text is #FFFFFF at 17.42:1 contrast (WCAG AA passes).

Color values

HEX#0B1447
RGBrgb(11, 20, 71)
HSLhsl(231, 73%, 16%)
HSVhsv(231, 85%, 28%)
CMYKcmyk(84.5%, 71.8%, 0%, 72.2%)
CIE-LABlab(9.21, 17.46, -32.97)
CIE-LCHlch(9.21, 37.31, 297.90°)
OKLaboklab(22.42% -0.0014 -0.0954)
OKLCHoklch(22.42% 0.095 269.1)
XYZxyz(1.5251, 1.0262, 6.0777)
Luminance0.0103 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B1447 #473E0B
analogous
#0B3247 #0B1447 #200B47
triadic
#0B1447 #470B14 #14470B
tetradic
#0B1447 #470B32 #473E0B #0B4720
square
#0B1447 #470B32 #473E0B #0B4720
split-complementary
#0B1447 #47200B #32470B
monochromatic
#04071A #04071A #0B1447 #13237C #1B32B1

Accessibility & contrast

On white

17.42
#0B1447 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.21
#0B1447 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1447
17.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B1447#FFFFFF#000000##FFFFFF
##0B14471.0017.421.2117.42
#FFFFFF17.421.0021.001.00
#0000001.2121.001.0021.00
##FFFFFF17.421.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001D49
Deuteranopia (green-blind)
#001746
Tritanopia (blue-blind)
#00212B
Achromatopsia (no color)
#1A1A1A

Design tokens & code

CSS
--color: #0b1447;
/* rgb */ color: rgb(11, 20, 71);
/* oklch */ color: oklch(22.4% 0.095 269.1);
Tailwind
colors: {
  custom: {
    50: '#56517b',
    500: '#0b1447',
    950: '#000000',
  },
}
SCSS
$custom: #0b1447;
$custom-light: #56517b;
$custom-dark: #000000;
JSON
{
  "hex": "#0b1447",
  "rgb": {
    "r": 11,
    "g": 20,
    "b": 71
  },
  "hsl": {
    "h": 231,
    "s": 73.171,
    "l": 16.078
  },
  "oklch": {
    "l": 0.22421,
    "c": 0.09537,
    "h": 269.1
  },
  "luminance": 0.01026
}

Semantic roles & 50–950 ramp

primary
#0B1447
secondary
#83762A
accent
#D438F0
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#030209
muted
#78787B

Preview Lab

Preview with #0B1447

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

Preview Lab → · Contrast checker → · Palette generator →

#0B1447 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva