#00091D#00091D

#00091D is a very dark, muted blue. Relative luminance 0.003; OKLCH L 14.3% C 0.048 H 255.7°. Best body text is #FFFFFF at 19.87:1 contrast (WCAG AA passes).

Color values

HEX	#00091D
RGB	rgb(0, 9, 29)
HSL	hsl(221, 100%, 6%)
HSV	hsv(221, 100%, 11%)
CMYK	cmyk(100%, 69%, 0%, 88.6%)
CIE-LAB	lab(2.57, 2.03, -12.50)
CIE-LCH	lch(2.57, 12.66, 279.21°)
OKLab	oklab(14.28% -0.0119 -0.0467)
OKLCH	oklch(14.28% 0.048 255.7)
XYZ	xyz(0.3194, 0.2840, 1.2002)
Luminance	0.0028 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#00091D #1D1400

analogous

#00171D #00091D #05001D

triadic

#00091D #1D0009 #091D00

tetradic

#00091D #1D0017 #1D1400 #001D05

square

#00091D #1D0017 #1D1400 #001D05

split-complementary

#00091D #1D0500 #171D00

monochromatic

#00091F #00091F #00091F #001C5A #002F97

Accessibility & contrast

On white

19.87

#00091D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#00091D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #00091D

19.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##00091D	#FFFFFF	#000000	##FFFFFF
##00091D	1.00	19.87	1.06	19.87
#FFFFFF	19.87	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#010B1E

Deuteranopia (green-blind)

#00081D

Tritanopia (blue-blind)

#000E11

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #00091d;
/* rgb */ color: rgb(0, 9, 29);
/* oklch */ color: oklch(14.3% 0.048 255.7);

Tailwind

colors: {
  custom: {
    50: '#464b58',
    500: '#00091d',
    950: '#000000',
  },
}

SCSS

$custom: #00091d;
$custom-light: #464b58;
$custom-dark: #000000;

JSON

{
  "hex": "#00091d",
  "rgb": {
    "r": 0,
    "g": 9,
    "b": 29
  },
  "hsl": {
    "h": 221.379,
    "s": 100,
    "l": 5.686
  },
  "oklch": {
    "l": 0.1428,
    "c": 0.04819,
    "h": 255.7
  },
  "luminance": 0.00284
}

Semantic roles & 50–950 ramp

primary

#00091D

secondary

#674C12

accent

#BD29FF

background

#F3F4F5

surface

#E5E7E9

border

#C1C3C5

text

#000103

muted

#767778

Preview Lab

Preview with #00091D

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

Preview Lab → · Contrast checker → · Palette generator →