#0B1E48#0B1E48

#0B1E48 is a very dark, moderate blue. Relative luminance 0.015; OKLCH L 24.8% C 0.083 H 263.3°. Best body text is #FFFFFF at 16.23:1 contrast (WCAG AA passes).

Color values

HEX#0B1E48
RGBrgb(11, 30, 72)
HSLhsl(221, 73%, 16%)
HSVhsv(221, 85%, 28%)
CMYKcmyk(84.7%, 58.3%, 0%, 71.8%)
CIE-LABlab(12.40, 10.16, -28.47)
CIE-LCHlch(12.40, 30.23, 289.64°)
OKLaboklab(24.84% -0.0096 -0.082)
OKLCHoklch(24.84% 0.083 263.3)
XYZxyz(1.7716, 1.4674, 6.3195)
Luminance0.0147 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B1E48 #48350B
analogous
#0B3D48 #0B1E48 #170B48
triadic
#0B1E48 #480B1E #1E480B
tetradic
#0B1E48 #480B3D #48350B #0B4817
square
#0B1E48 #480B3D #48350B #0B4817
split-complementary
#0B1E48 #48170B #3D480B
monochromatic
#040B1B #040B1B #0B1E48 #13347D #1B4AB2

Accessibility & contrast

On white

16.23
#0B1E48 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.29
#0B1E48 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1E48
16.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B1E48#FFFFFF#000000##FFFFFF
##0B1E481.0016.231.2916.23
#FFFFFF16.231.0021.001.00
#0000001.2921.001.0021.00
##FFFFFF16.231.0021.001.00

Color blindness preview

Protanopia (red-blind)
#032349
Deuteranopia (green-blind)
#001E47
Tritanopia (blue-blind)
#00282F
Achromatopsia (no color)
#202020

Design tokens & code

CSS
--color: #0b1e48;
/* rgb */ color: rgb(11, 30, 72);
/* oklch */ color: oklch(24.8% 0.083 263.3);
Tailwind
colors: {
  custom: {
    50: '#55597b',
    500: '#0b1e48',
    950: '#000000',
  },
}
SCSS
$custom: #0b1e48;
$custom-light: #55597b;
$custom-dark: #000000;
JSON
{
  "hex": "#0b1e48",
  "rgb": {
    "r": 11,
    "g": 30,
    "b": 72
  },
  "hsl": {
    "h": 221.311,
    "s": 73.494,
    "l": 16.275
  },
  "oklch": {
    "l": 0.24837,
    "c": 0.08254,
    "h": 263.3
  },
  "luminance": 0.01468
}

Semantic roles & 50–950 ramp

primary
#0B1E48
secondary
#84682A
accent
#B738F0
background
#F5F5F7
surface
#E9E9EE
border
#C5C5C9
text
#030309
muted
#78787B

Preview Lab

Preview with #0B1E48

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

Preview Lab → · Contrast checker → · Palette generator →

#0B1E48 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva