#0B1122#0B1122

#0B1122 is a very dark, muted blue. Relative luminance 0.006; OKLCH L 18.2% C 0.036 H 268.0°. Best body text is #FFFFFF at 18.79:1 contrast (WCAG AA passes).

Color values

HEX	#0B1122
RGB	rgb(11, 17, 34)
HSL	hsl(224, 51%, 9%)
HSV	hsv(224, 68%, 13%)
CMYK	cmyk(67.6%, 50%, 0%, 86.7%)
CIE-LAB	lab(5.31, 2.81, -12.18)
CIE-LCH	lch(5.31, 12.50, 283.01°)
OKLab	oklab(18.17% -0.0013 -0.0363)
OKLCH	oklch(18.17% 0.036 268)
XYZ	xyz(0.6271, 0.5875, 1.5934)
Luminance	0.0059 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B1122 #221C0B

analogous

#0B1D22 #0B1122 #110B22

triadic

#0B1122 #220B11 #11220B

tetradic

#0B1122 #220B1D #221C0B #0B2211

square

#0B1122 #220B1D #221C0B #0B2211

split-complementary

#0B1122 #22110B #1D220B

monochromatic

#070C17 #070C17 #0B1122 #1A2850 #293F7E

Accessibility & contrast

On white

18.79

#0B1122 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#0B1122 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1122

18.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B1122	#FFFFFF	#000000	##FFFFFF
##0B1122	1.00	18.79	1.12	18.79
#FFFFFF	18.79	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A1323

Deuteranopia (green-blind)

#081122

Tritanopia (blue-blind)

#031517

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #0b1122;
/* rgb */ color: rgb(11, 17, 34);
/* oklch */ color: oklch(18.2% 0.036 268.0);

Tailwind

colors: {
  custom: {
    50: '#4c4f5d',
    500: '#0b1122',
    950: '#000000',
  },
}

SCSS

$custom: #0b1122;
$custom-light: #4c4f5d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b1122",
  "rgb": {
    "r": 11,
    "g": 17,
    "b": 34
  },
  "hsl": {
    "h": 224.348,
    "s": 51.111,
    "l": 8.824
  },
  "oklch": {
    "l": 0.18168,
    "c": 0.03629,
    "h": 268
  },
  "luminance": 0.00588
}

Semantic roles & 50–950 ramp

primary

#0B1122

secondary

#5D502C

accent

#B64DDB

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010104

muted

#777779

Preview Lab

Preview with #0B1122

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

Preview Lab → · Contrast checker → · Palette generator →