#0B0729#0B0729

#0B0729 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.3% C 0.067 H 281.7°. Best body text is #FFFFFF at 19.51:1 contrast (WCAG AA passes).

Color values

HEX#0B0729
RGBrgb(11, 7, 41)
HSLhsl(247, 71%, 9%)
HSVhsv(247, 83%, 16%)
CMYKcmyk(73.2%, 82.9%, 0%, 83.9%)
CIE-LABlab(3.46, 10.24, -20.41)
CIE-LCHlch(3.46, 22.83, 296.63°)
OKLaboklab(16.28% 0.0136 -0.0652)
OKLCHoklch(16.28% 0.067 281.7)
XYZxyz(0.6141, 0.3832, 2.1390)
Luminance0.0038 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#0B0729 #252907
analogous
#071429 #0B0729 #1C0729
triadic
#0B0729 #290B07 #07290B
tetradic
#0B0729 #290714 #252907 #07291C
square
#0B0729 #290714 #252907 #07291C
split-complementary
#0B0729 #291C07 #142907
monochromatic
#07041A #07041A #0B0729 #19105D #271992

Accessibility & contrast

On white

19.51
#0B0729 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.08
#0B0729 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0729
19.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##0B0729#FFFFFF#000000##FFFFFF
##0B07291.0019.511.0819.51
#FFFFFF19.511.0021.001.00
#0000001.0821.001.0021.00
##FFFFFF19.511.0021.001.00

Color blindness preview

Protanopia (red-blind)
#000E2A
Deuteranopia (green-blind)
#000B28
Tritanopia (blue-blind)
#001016
Achromatopsia (no color)
#0C0C0C

Design tokens & code

CSS
--color: #0b0729;
/* rgb */ color: rgb(11, 7, 41);
/* oklch */ color: oklch(16.3% 0.067 281.7);
Tailwind
colors: {
  custom: {
    50: '#4c4a63',
    500: '#0b0729',
    950: '#000000',
  },
}
SCSS
$custom: #0b0729;
$custom-light: #4c4a63;
$custom-dark: #000000;
JSON
{
  "hex": "#0b0729",
  "rgb": {
    "r": 11,
    "g": 7,
    "b": 41
  },
  "hsl": {
    "h": 247.059,
    "s": 70.833,
    "l": 9.412
  },
  "oklch": {
    "l": 0.16281,
    "c": 0.06665,
    "h": 281.7
  },
  "luminance": 0.00383
}

Semantic roles & 50–950 ramp

primary
#0B0729
secondary
#606923
accent
#EE3AD8
background
#F4F4F5
surface
#E7E7EA
border
#C3C3C6
text
#010105
muted
#777779

Preview Lab

Preview with #0B0729

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

Preview Lab → · Contrast checker → · Palette generator →

#0B0729 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva