#09031B#09031B

#09031B is a very dark, muted violet. Relative luminance 0.002; OKLCH L 13.2% C 0.054 H 292.0°. Best body text is #FFFFFF at 20.18:1 contrast (WCAG AA passes).

Color values

HEX	#09031B
RGB	rgb(9, 3, 27)
HSL	hsl(255, 80%, 6%)
HSV	hsv(255, 89%, 11%)
CMYK	cmyk(66.7%, 88.9%, 0%, 89.4%)
CIE-LAB	lab(1.83, 6.17, -11.94)
CIE-LCH	lch(1.83, 13.44, 297.35°)
OKLab	oklab(13.24% 0.0202 -0.0498)
OKLCH	oklch(13.24% 0.054 292)
XYZ	xyz(0.3430, 0.2023, 1.0577)
Luminance	0.0020 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 10.58

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09031B #151B03

analogous

#03091B #09031B #15031B

triadic

#09031B #1B0903 #031B09

tetradic

#09031B #1B0309 #151B03 #031B15

square

#09031B #1B0309 #151B03 #031B15

split-complementary

#09031B #1B1503 #091B03

monochromatic

#09031C #09031C #09031C #1B0952 #2E0F89

Accessibility & contrast

On white

20.18

#09031B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#09031B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09031B

20.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09031B	#FFFFFF	#000000	##FFFFFF
##09031B	1.00	20.18	1.04	20.18
#FFFFFF	20.18	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00071C

Deuteranopia (green-blind)

#00061A

Tritanopia (blue-blind)

#05070D

Achromatopsia (no color)

#070707

Design tokens & code

CSS

--color: #09031b;
/* rgb */ color: rgb(9, 3, 27);
/* oklch */ color: oklch(13.2% 0.054 292.0);

Tailwind

colors: {
  custom: {
    50: '#4a4857',
    500: '#09031b',
    950: '#000000',
  },
}

SCSS

$custom: #09031b;
$custom-light: #4a4857;
$custom-dark: #000000;

JSON

{
  "hex": "#09031b",
  "rgb": {
    "r": 9,
    "g": 3,
    "b": 27
  },
  "hsl": {
    "h": 255,
    "s": 80,
    "l": 5.882
  },
  "oklch": {
    "l": 0.13238,
    "c": 0.05373,
    "h": 292
  },
  "luminance": 0.00202
}

Semantic roles & 50–950 ramp

primary

#09031B

secondary

#4E5F1B

accent

#F631C5

background

#F4F4F5

surface

#E7E6E9

border

#C3C2C5

text

#010003

muted

#777778

Preview Lab

Preview with #09031B

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

Preview Lab → · Contrast checker → · Palette generator →