#0B0023#0B0023

#0B0023 is a very dark, moderate violet. Relative luminance 0.002; OKLCH L 13.5% C 0.075 H 292.4°. Best body text is #FFFFFF at 20.22:1 contrast (WCAG AA passes).

Color values

HEX	#0B0023
RGB	rgb(11, 0, 35)
HSL	hsl(259, 100%, 7%)
HSV	hsv(259, 100%, 14%)
CMYK	cmyk(68.6%, 100%, 0%, 86.3%)
CIE-LAB	lab(1.74, 10.58, -18.44)
CIE-LCH	lch(1.74, 21.26, 299.85°)
OKLab	oklab(13.46% 0.0286 -0.0694)
OKLCH	oklch(13.46% 0.075 292.4)
XYZ	xyz(0.4413, 0.1925, 1.6037)
Luminance	0.0019 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0023 #182300

analogous

#000723 #0B0023 #1D0023

triadic

#0B0023 #230B00 #00230B

tetradic

#0B0023 #230007 #182300 #00231D

square

#0B0023 #230007 #182300 #00231D

split-complementary

#0B0023 #231D00 #072300

monochromatic

#0A001F #0A001F #0B0023 #1E0060 #31009D

Accessibility & contrast

On white

20.22

#0B0023 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#0B0023 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0023

20.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0023	#FFFFFF	#000000	##FFFFFF
##0B0023	1.00	20.22	1.04	20.22
#FFFFFF	20.22	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000724

Deuteranopia (green-blind)

#000622

Tritanopia (blue-blind)

#040710

Achromatopsia (no color)

#060606

Design tokens & code

CSS

--color: #0b0023;
/* rgb */ color: rgb(11, 0, 35);
/* oklch */ color: oklch(13.5% 0.075 292.4);

Tailwind

colors: {
  custom: {
    50: '#4b465e',
    500: '#0b0023',
    950: '#000000',
  },
}

SCSS

$custom: #0b0023;
$custom-light: #4b465e;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0023",
  "rgb": {
    "r": 11,
    "g": 0,
    "b": 35
  },
  "hsl": {
    "h": 258.857,
    "s": 100,
    "l": 6.863
  },
  "oklch": {
    "l": 0.13457,
    "c": 0.07504,
    "h": 292.4
  },
  "luminance": 0.00192
}

Semantic roles & 50–950 ramp

primary

#0B0023

secondary

#506C13

accent

#FF29BC

background

#F4F3F5

surface

#E7E5E9

border

#C3C1C5

text

#010004

muted

#777779

Preview Lab

Preview with #0B0023

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

Preview Lab → · Contrast checker → · Palette generator →