#0B112C#0B112C

#0B112C is a very dark, muted blue. Relative luminance 0.007; OKLCH L 19.0% C 0.055 H 270.9°. Best body text is #FFFFFF at 18.57:1 contrast (WCAG AA passes).

Color values

HEX	#0B112C
RGB	rgb(11, 17, 44)
HSL	hsl(229, 60%, 11%)
HSV	hsv(229, 75%, 17%)
CMYK	cmyk(75%, 61.4%, 0%, 82.7%)
CIE-LAB	lab(5.91, 7.02, -18.82)
CIE-LCH	lch(5.91, 20.09, 290.46°)
OKLab	oklab(19% 0.0009 -0.0549)
OKLCH	oklch(19% 0.055 270.9)
XYZ	xyz(0.7929, 0.6538, 2.4668)
Luminance	0.0065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.71

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B112C #2C260B

analogous

#0B212C #0B112C #150B2C

triadic

#0B112C #2C0B11 #112C0B

tetradic

#0B112C #2C0B21 #2C260B #0B2C15

square

#0B112C #2C0B21 #2C260B #0B2C15

split-complementary

#0B112C #2C150B #212C0B

monochromatic

#060918 #060918 #0B112C #17245D #23378E

Accessibility & contrast

On white

18.57

#0B112C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#0B112C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B112C

18.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B112C	#FFFFFF	#000000	##FFFFFF
##0B112C	1.00	18.57	1.13	18.57
#FFFFFF	18.57	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#04152D

Deuteranopia (green-blind)

#01122B

Tritanopia (blue-blind)

#00171C

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #0b112c;
/* rgb */ color: rgb(11, 17, 44);
/* oklch */ color: oklch(19.0% 0.055 270.9);

Tailwind

colors: {
  custom: {
    50: '#4d4f65',
    500: '#0b112c',
    950: '#000000',
  },
}

SCSS

$custom: #0b112c;
$custom-light: #4d4f65;
$custom-dark: #000000;

JSON

{
  "hex": "#0b112c",
  "rgb": {
    "r": 11,
    "g": 17,
    "b": 44
  },
  "hsl": {
    "h": 229.091,
    "s": 60,
    "l": 10.784
  },
  "oklch": {
    "l": 0.18995,
    "c": 0.05494,
    "h": 270.9
  },
  "luminance": 0.00654
}

Semantic roles & 50–950 ramp

primary

#0B112C

secondary

#685D2B

accent

#C645E3

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010105

muted

#77777A

Preview Lab

Preview with #0B112C

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

Preview Lab → · Contrast checker → · Palette generator →