#0B042C#0B042C

#0B042C is a very dark, moderate violet. Relative luminance 0.003; OKLCH L 15.9% C 0.077 H 282.6°. Best body text is #FFFFFF at 19.66:1 contrast (WCAG AA passes).

Color values

HEX	#0B042C
RGB	rgb(11, 4, 44)
HSL	hsl(251, 83%, 9%)
HSV	hsv(251, 91%, 17%)
CMYK	cmyk(75%, 90.9%, 0%, 82.7%)
CIE-LAB	lab(3.07, 12.82, -23.31)
CIE-LCH	lch(3.07, 26.60, 298.81°)
OKLab	oklab(15.88% 0.0169 -0.0753)
OKLCH	oklch(15.88% 0.077 282.6)
XYZ	xyz(0.6359, 0.3398, 2.4145)
Luminance	0.0034 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B042C #252C04

analogous

#04112C #0B042C #1F042C

triadic

#0B042C #2C0B04 #042C0B

tetradic

#0B042C #2C0411 #252C04 #042C1F

square

#0B042C #2C0411 #252C04 #042C1F

split-complementary

#0B042C #2C1F04 #112C04

monochromatic

#07031C #07031C #0B042C #190964 #270E9C

Accessibility & contrast

On white

19.66

#0B042C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#0B042C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B042C

19.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B042C	#FFFFFF	#000000	##FFFFFF
##0B042C	1.00	19.66	1.07	19.66
#FFFFFF	19.66	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000C2D

Deuteranopia (green-blind)

#000A2B

Tritanopia (blue-blind)

#000F17

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #0b042c;
/* rgb */ color: rgb(11, 4, 44);
/* oklch */ color: oklch(15.9% 0.077 282.6);

Tailwind

colors: {
  custom: {
    50: '#4d4865',
    500: '#0b042c',
    950: '#000000',
  },
}

SCSS

$custom: #0b042c;
$custom-light: #4d4865;
$custom-dark: #000000;

JSON

{
  "hex": "#0b042c",
  "rgb": {
    "r": 11,
    "g": 4,
    "b": 44
  },
  "hsl": {
    "h": 250.5,
    "s": 83.333,
    "l": 9.412
  },
  "oklch": {
    "l": 0.15883,
    "c": 0.0772,
    "h": 282.6
  },
  "luminance": 0.0034
}

Semantic roles & 50–950 ramp

primary

#0B042C

secondary

#606F1D

accent

#FA2ED6

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010005

muted

#77777A

Preview Lab

Preview with #0B042C

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

Preview Lab → · Contrast checker → · Palette generator →