#0B3847#0B3847

#0B3847 is a dark, muted cyan. Relative luminance 0.034; OKLCH L 31.9% C 0.054 H 225.1°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX#0B3847
RGBrgb(11, 56, 71)
HSLhsl(195, 73%, 16%)
HSVhsv(195, 85%, 28%)
CMYKcmyk(84.5%, 21.1%, 0%, 72.2%)
CIE-LABlab(21.41, -8.89, -13.53)
CIE-LCHlch(21.41, 16.19, 236.68°)
OKLaboklab(31.88% -0.0378 -0.0379)
OKLCHoklch(31.88% 0.054 225.1)
XYZxyz(2.6890, 3.3541, 6.4657)
Luminance0.0335 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B3847 #471A0B
analogous
#0B4738 #0B3847 #0B1A47
triadic
#0B3847 #470B38 #38470B
tetradic
#0B3847 #380B47 #471A0B #1A470B
square
#0B3847 #380B47 #471A0B #1A470B
split-complementary
#0B3847 #470B1A #47380B
monochromatic
#04151A #04151A #0B3847 #13627C #1B8CB1

Accessibility & contrast

On white

12.57
#0B3847 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.67
#0B3847 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3847
12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B3847#FFFFFF#000000##FFFFFF
##0B38471.0012.571.6712.57
#FFFFFF12.571.0021.001.00
#0000001.6721.001.0021.00
##FFFFFF12.571.0021.001.00

Color blindness preview

Protanopia (red-blind)
#303748
Deuteranopia (green-blind)
#283147
Tritanopia (blue-blind)
#003C3D
Achromatopsia (no color)
#333333

Design tokens & code

CSS
--color: #0b3847;
/* rgb */ color: rgb(11, 56, 71);
/* oklch */ color: oklch(31.9% 0.054 225.1);
Tailwind
colors: {
  custom: {
    50: '#556e7a',
    500: '#0b3847',
    950: '#000000',
  },
}
SCSS
$custom: #0b3847;
$custom-light: #556e7a;
$custom-dark: #000000;
JSON
{
  "hex": "#0b3847",
  "rgb": {
    "r": 11,
    "g": 56,
    "b": 71
  },
  "hsl": {
    "h": 195,
    "s": 73.171,
    "l": 16.078
  },
  "oklch": {
    "l": 0.31879,
    "c": 0.05358,
    "h": 225.1
  },
  "luminance": 0.03354
}

Semantic roles & 50–950 ramp

primary
#0B3847
secondary
#83412A
accent
#6638F0
background
#F5F6F7
surface
#E9ECED
border
#C5C7C8
text
#030709
muted
#787A7B

Preview Lab

Preview with #0B3847

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

Preview Lab → · Contrast checker → · Palette generator →

#0B3847 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva