#0B031F#0B031F

#0B031F is a very dark, moderate violet. Relative luminance 0.002; OKLCH L 14.0% C 0.060 H 292.6°. Best body text is #FFFFFF at 20.06:1 contrast (WCAG AA passes).

Color values

HEX	#0B031F
RGB	rgb(11, 3, 31)
HSL	hsl(257, 82%, 7%)
HSV	hsv(257, 90%, 12%)
CMYK	cmyk(64.5%, 90.3%, 0%, 87.8%)
CIE-LAB	lab(2.12, 7.96, -14.69)
CIE-LCH	lch(2.12, 16.71, 298.45°)
OKLab	oklab(13.99% 0.0231 -0.0555)
OKLCH	oklch(13.99% 0.06 292.6)
XYZ	xyz(0.4178, 0.2352, 1.3194)
Luminance	0.0024 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 8.71

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B031F #171F03

analogous

#03091F #0B031F #19031F

triadic

#0B031F #1F0B03 #031F0B

tetradic

#0B031F #1F0309 #171F03 #031F19

square

#0B031F #1F0309 #171F03 #031F19

split-complementary

#0B031F #1F1903 #091F03

monochromatic

#0A031C #0A031C #0B031F #1F0857 #330E8F

Accessibility & contrast

On white

20.06

#0B031F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#0B031F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B031F

20.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B031F	#FFFFFF	#000000	##FFFFFF
##0B031F	1.00	20.06	1.05	20.06
#FFFFFF	20.06	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	20.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000820

Deuteranopia (green-blind)

#00071E

Tritanopia (blue-blind)

#06090F

Achromatopsia (no color)

#080808

Design tokens & code

CSS

--color: #0b031f;
/* rgb */ color: rgb(11, 3, 31);
/* oklch */ color: oklch(14.0% 0.060 292.6);

Tailwind

colors: {
  custom: {
    50: '#4b485a',
    500: '#0b031f',
    950: '#000000',
  },
}

SCSS

$custom: #0b031f;
$custom-light: #4b485a;
$custom-dark: #000000;

JSON

{
  "hex": "#0b031f",
  "rgb": {
    "r": 11,
    "g": 3,
    "b": 31
  },
  "hsl": {
    "h": 257.143,
    "s": 82.353,
    "l": 6.667
  },
  "oklch": {
    "l": 0.13985,
    "c": 0.06008,
    "h": 292.6
  },
  "luminance": 0.00235
}

Semantic roles & 50–950 ramp

primary

#0B031F

secondary

#4E631B

accent

#F92FBF

background

#F4F4F5

surface

#E7E6E9

border

#C3C2C5

text

#010004

muted

#777779

Preview Lab

Preview with #0B031F

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

Preview Lab → · Contrast checker → · Palette generator →