#0B1D48#0B1D48

#0B1D48 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.6% C 0.084 H 264.1°. Best body text is #FFFFFF at 16.36:1 contrast (WCAG AA passes).

Color values

HEX#0B1D48
RGBrgb(11, 29, 72)
HSLhsl(222, 73%, 16%)
HSVhsv(222, 85%, 28%)
CMYKcmyk(84.7%, 59.7%, 0%, 71.8%)
CIE-LABlab(12.07, 10.94, -29.00)
CIE-LCHlch(12.07, 30.99, 290.66°)
OKLaboklab(24.59% -0.0087 -0.0835)
OKLCHoklch(24.59% 0.084 264.1)
XYZxyz(1.7467, 1.4176, 6.3112)
Luminance0.0142 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B1D48 #48360B
analogous
#0B3C48 #0B1D48 #180B48
triadic
#0B1D48 #480B1D #1D480B
tetradic
#0B1D48 #480B3C #48360B #0B4818
square
#0B1D48 #480B3C #48360B #0B4818
split-complementary
#0B1D48 #48180B #3C480B
monochromatic
#040B1B #040B1B #0B1D48 #13327D #1B48B2

Accessibility & contrast

On white

16.36
#0B1D48 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.28
#0B1D48 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1D48
16.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B1D48#FFFFFF#000000##FFFFFF
##0B1D481.0016.361.2816.36
#FFFFFF16.361.0021.001.00
#0000001.2821.001.0021.00
##FFFFFF16.361.0021.001.00

Color blindness preview

Protanopia (red-blind)
#01234A
Deuteranopia (green-blind)
#001D47
Tritanopia (blue-blind)
#00272F
Achromatopsia (no color)
#202020

Design tokens & code

CSS
--color: #0b1d48;
/* rgb */ color: rgb(11, 29, 72);
/* oklch */ color: oklch(24.6% 0.084 264.1);
Tailwind
colors: {
  custom: {
    50: '#55587b',
    500: '#0b1d48',
    950: '#000000',
  },
}
SCSS
$custom: #0b1d48;
$custom-light: #55587b;
$custom-dark: #000000;
JSON
{
  "hex": "#0b1d48",
  "rgb": {
    "r": 11,
    "g": 29,
    "b": 72
  },
  "hsl": {
    "h": 222.295,
    "s": 73.494,
    "l": 16.275
  },
  "oklch": {
    "l": 0.2459,
    "c": 0.084,
    "h": 264.1
  },
  "luminance": 0.01418
}

Semantic roles & 50–950 ramp

primary
#0B1D48
secondary
#846A2A
accent
#BA38F0
background
#F5F5F7
surface
#E9E9EE
border
#C5C5C9
text
#030309
muted
#78787B

Preview Lab

Preview with #0B1D48

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

Preview Lab → · Contrast checker → · Palette generator →

#0B1D48 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva