#0B0131#0B0131

#0B0131 is a very dark, moderate violet. Relative luminance 0.003; OKLCH L 15.8% C 0.090 H 281.9°. Best body text is #FFFFFF at 19.76:1 contrast (WCAG AA passes).

Color values

HEX	#0B0131
RGB	rgb(11, 1, 49)
HSL	hsl(253, 96%, 10%)
HSV	hsv(253, 98%, 19%)
CMYK	cmyk(77.6%, 98%, 0%, 80.8%)
CIE-LAB	lab(2.84, 16.55, -27.44)
CIE-LCH	lch(2.84, 32.05, 301.10°)
OKLab	oklab(15.78% 0.0186 -0.0883)
OKLCH	oklch(15.78% 0.09 281.9)
XYZ	xyz(0.7031, 0.3146, 2.9288)
Luminance	0.0032 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0131 #273101

analogous

#010F31 #0B0131 #230131

triadic

#0B0131 #310B01 #01310B

tetradic

#0B0131 #31010F #273101 #013123

square

#0B0131 #31010F #273101 #013123

split-complementary

#0B0131 #312301 #0F3101

monochromatic

#07011E #07011E #0B0131 #18026D #2603A9

Accessibility & contrast

On white

19.76

#0B0131 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#0B0131 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0131

19.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0131	#FFFFFF	#000000	##FFFFFF
##0B0131	1.00	19.76	1.06	19.76
#FFFFFF	19.76	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000C32

Deuteranopia (green-blind)

#000930

Tritanopia (blue-blind)

#000E19

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #0b0131;
/* rgb */ color: rgb(11, 1, 49);
/* oklch */ color: oklch(15.8% 0.090 281.9);

Tailwind

colors: {
  custom: {
    50: '#4e4669',
    500: '#0b0131',
    950: '#000000',
  },
}

SCSS

$custom: #0b0131;
$custom-light: #4e4669;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0131",
  "rgb": {
    "r": 11,
    "g": 1,
    "b": 49
  },
  "hsl": {
    "h": 252.5,
    "s": 96,
    "l": 9.804
  },
  "oklch": {
    "l": 0.15785,
    "c": 0.09022,
    "h": 281.9
  },
  "luminance": 0.00315
}

Semantic roles & 50–950 ramp

primary

#0B0131

secondary

#637717

accent

#FF29D2

background

#F4F3F6

surface

#E7E5EB

border

#C3C1C6

text

#020006

muted

#78777A

Preview Lab

Preview with #0B0131

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

Preview Lab → · Contrast checker → · Palette generator →