#0B022B#0B022B

#0B022B is a very dark, moderate violet. Relative luminance 0.003; OKLCH L 15.2% C 0.080 H 284.6°. Best body text is #FFFFFF at 19.85:1 contrast (WCAG AA passes).

Color values

HEX	#0B022B
RGB	rgb(11, 2, 43)
HSL	hsl(253, 91%, 9%)
HSV	hsv(253, 95%, 17%)
CMYK	cmyk(74.4%, 95.3%, 0%, 83.1%)
CIE-LAB	lab(2.61, 13.15, -23.28)
CIE-LCH	lch(2.61, 26.73, 299.46°)
OKLab	oklab(15.21% 0.0202 -0.0775)
OKLCH	oklch(15.21% 0.08 284.6)
XYZ	xyz(0.5956, 0.2889, 2.3094)
Luminance	0.0029 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B022B #222B02

analogous

#020E2B #0B022B #20022B

triadic

#0B022B #2B0B02 #022B0B

tetradic

#0B022B #2B020E #222B02 #022B20

square

#0B022B #2B020E #222B02 #022B20

split-complementary

#0B022B #2B2002 #0E2B02

monochromatic

#07011D #07011D #0B022B #1A0565 #2907A0

Accessibility & contrast

On white

19.85

#0B022B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#0B022B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B022B

19.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B022B	#FFFFFF	#000000	##FFFFFF
##0B022B	1.00	19.85	1.06	19.85
#FFFFFF	19.85	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000B2C

Deuteranopia (green-blind)

#00082A

Tritanopia (blue-blind)

#000D16

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #0b022b;
/* rgb */ color: rgb(11, 2, 43);
/* oklch */ color: oklch(15.2% 0.080 284.6);

Tailwind

colors: {
  custom: {
    50: '#4c4764',
    500: '#0b022b',
    950: '#000000',
  },
}

SCSS

$custom: #0b022b;
$custom-light: #4c4764;
$custom-dark: #000000;

JSON

{
  "hex": "#0b022b",
  "rgb": {
    "r": 11,
    "g": 2,
    "b": 43
  },
  "hsl": {
    "h": 253.171,
    "s": 91.111,
    "l": 8.824
  },
  "oklch": {
    "l": 0.15209,
    "c": 0.08006,
    "h": 284.6
  },
  "luminance": 0.00289
}

Semantic roles & 50–950 ramp

primary

#0B022B

secondary

#5D7019

accent

#FF29D0

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010005

muted

#77777A

Preview Lab

Preview with #0B022B

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

Preview Lab → · Contrast checker → · Palette generator →