#0B112D#0B112D

#0B112D is a very dark, muted blue. Relative luminance 0.007; OKLCH L 19.1% C 0.057 H 271.0°. Best body text is #FFFFFF at 18.54:1 contrast (WCAG AA passes).

Color values

HEX	#0B112D
RGB	rgb(11, 17, 45)
HSL	hsl(229, 61%, 11%)
HSV	hsv(229, 76%, 18%)
CMYK	cmyk(75.6%, 62.2%, 0%, 82.4%)
CIE-LAB	lab(5.97, 7.51, -19.46)
CIE-LCH	lch(5.97, 20.86, 291.10°)
OKLab	oklab(19.09% 0.001 -0.0567)
OKLCH	oklch(19.09% 0.057 271)
XYZ	xyz(0.8120, 0.6614, 2.5670)
Luminance	0.0066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.36

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B112D #2D270B

analogous

#0B222D #0B112D #160B2D

triadic

#0B112D #2D0B11 #112D0B

tetradic

#0B112D #2D0B22 #2D270B #0B2D16

square

#0B112D #2D0B22 #2D270B #0B2D16

split-complementary

#0B112D #2D160B #222D0B

monochromatic

#060919 #060919 #0B112D #17245E #23368F

Accessibility & contrast

On white

18.54

#0B112D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#0B112D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B112D

18.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B112D	#FFFFFF	#000000	##FFFFFF
##0B112D	1.00	18.54	1.13	18.54
#FFFFFF	18.54	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#03152E

Deuteranopia (green-blind)

#00122C

Tritanopia (blue-blind)

#00171C

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #0b112d;
/* rgb */ color: rgb(11, 17, 45);
/* oklch */ color: oklch(19.1% 0.057 271.0);

Tailwind

colors: {
  custom: {
    50: '#4e4f66',
    500: '#0b112d',
    950: '#000000',
  },
}

SCSS

$custom: #0b112d;
$custom-light: #4e4f66;
$custom-dark: #000000;

JSON

{
  "hex": "#0b112d",
  "rgb": {
    "r": 11,
    "g": 17,
    "b": 45
  },
  "hsl": {
    "h": 229.412,
    "s": 60.714,
    "l": 10.98
  },
  "oklch": {
    "l": 0.19085,
    "c": 0.05674,
    "h": 271
  },
  "luminance": 0.00662
}

Semantic roles & 50–950 ramp

primary

#0B112D

secondary

#695E2A

accent

#C844E4

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #0B112D

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

Preview Lab → · Contrast checker → · Palette generator →