#0B0933#0B0933

#0B0933 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.9% C 0.079 H 276.9°. Best body text is #FFFFFF at 19.07:1 contrast (WCAG AA passes).

Color values

HEX	#0B0933
RGB	rgb(11, 9, 51)
HSL	hsl(243, 70%, 12%)
HSV	hsv(243, 82%, 20%)
CMYK	cmyk(78.4%, 82.4%, 0%, 80%)
CIE-LAB	lab(4.57, 14.44, -26.16)
CIE-LCH	lch(4.57, 29.89, 298.90°)
OKLab	oklab(17.89% 0.0095 -0.0788)
OKLCH	oklch(17.89% 0.079 276.9)
XYZ	xyz(0.8330, 0.5055, 3.1850)
Luminance	0.0051 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0933 #313309

analogous

#091C33 #0B0933 #200933

triadic

#0B0933 #330B09 #09330B

tetradic

#0B0933 #33091C #313309 #093320

square

#0B0933 #33091C #313309 #093320

split-complementary

#0B0933 #332009 #1C3309

monochromatic

#06051A #06051A #0B0933 #161267 #211B9B

Accessibility & contrast

On white

19.07

#0B0933 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#0B0933 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0933

19.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0933	#FFFFFF	#000000	##FFFFFF
##0B0933	1.00	19.07	1.10	19.07
#FFFFFF	19.07	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001134

Deuteranopia (green-blind)

#000E32

Tritanopia (blue-blind)

#00141D

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #0b0933;
/* rgb */ color: rgb(11, 9, 51);
/* oklch */ color: oklch(17.9% 0.079 276.9);

Tailwind

colors: {
  custom: {
    50: '#4f4a6b',
    500: '#0b0933',
    950: '#000000',
  },
}

SCSS

$custom: #0b0933;
$custom-light: #4f4a6b;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0933",
  "rgb": {
    "r": 11,
    "g": 9,
    "b": 51
  },
  "hsl": {
    "h": 242.857,
    "s": 70,
    "l": 11.765
  },
  "oklch": {
    "l": 0.17892,
    "c": 0.07939,
    "h": 276.9
  },
  "luminance": 0.00506
}

Semantic roles & 50–950 ramp

primary

#0B0933

secondary

#6E7127

accent

#ED3BE4

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #0B0933

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

Preview Lab → · Contrast checker → · Palette generator →