#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
RGB	rgb(11, 7, 41)
HSL	hsl(247, 71%, 9%)
HSV	hsv(247, 83%, 16%)
CMYK	cmyk(73.2%, 82.9%, 0%, 83.9%)
CIE-LAB	lab(3.46, 10.24, -20.41)
CIE-LCH	lch(3.46, 22.83, 296.63°)
OKLab	oklab(16.28% 0.0136 -0.0652)
OKLCH	oklch(16.28% 0.067 281.7)
XYZ	xyz(0.6141, 0.3832, 2.1390)
Luminance	0.0038 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

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
##0B0729	1.00	19.51	1.08	19.51
#FFFFFF	19.51	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.51	1.00	21.00	1.00

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 →