#0B031D#0B031D

#0B031D is a very dark, muted violet. Relative luminance 0.002; OKLCH L 13.8% C 0.057 H 294.5°. Best body text is #FFFFFF at 20.10:1 contrast (WCAG AA passes).

Color values

HEX	#0B031D
RGB	rgb(11, 3, 29)
HSL	hsl(258, 81%, 6%)
HSV	hsv(258, 90%, 11%)
CMYK	cmyk(62.1%, 89.7%, 0%, 88.6%)
CIE-LAB	lab(2.03, 7.31, -13.23)
CIE-LCH	lch(2.03, 15.12, 298.92°)
OKLab	oklab(13.75% 0.0237 -0.0519)
OKLCH	oklch(13.75% 0.057 294.5)
XYZ	xyz(0.3923, 0.2250, 1.1849)
Luminance	0.0022 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 9.67

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B031D #151D03

analogous

#03081D #0B031D #18031D

triadic

#0B031D #1D0B03 #031D0B

tetradic

#0B031D #1D0308 #151D03 #031D18

square

#0B031D #1D0308 #151D03 #031D18

split-complementary

#0B031D #1D1803 #081D03

monochromatic

#0B031C #0B031C #0B031D #200954 #350E8C

Accessibility & contrast

On white

20.10

#0B031D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#0B031D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B031D

20.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B031D	#FFFFFF	#000000	##FFFFFF
##0B031D	1.00	20.10	1.05	20.10
#FFFFFF	20.10	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	20.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00081E

Deuteranopia (green-blind)

#00071C

Tritanopia (blue-blind)

#06080E

Achromatopsia (no color)

#070707

Design tokens & code

CSS

--color: #0b031d;
/* rgb */ color: rgb(11, 3, 29);
/* oklch */ color: oklch(13.8% 0.057 294.5);

Tailwind

colors: {
  custom: {
    50: '#4b4858',
    500: '#0b031d',
    950: '#000000',
  },
}

SCSS

$custom: #0b031d;
$custom-light: #4b4858;
$custom-dark: #000000;

JSON

{
  "hex": "#0b031d",
  "rgb": {
    "r": 11,
    "g": 3,
    "b": 29
  },
  "hsl": {
    "h": 258.462,
    "s": 81.25,
    "l": 6.275
  },
  "oklch": {
    "l": 0.13754,
    "c": 0.057,
    "h": 294.5
  },
  "luminance": 0.00225
}

Semantic roles & 50–950 ramp

primary

#0B031D

secondary

#4B611B

accent

#F830BA

background

#F4F4F5

surface

#E7E6E9

border

#C3C2C5

text

#010003

muted

#777778

Preview Lab

Preview with #0B031D

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

Preview Lab → · Contrast checker → · Palette generator →