#090B34#090B34

#090B34 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.3% C 0.079 H 273.3°. Best body text is #FFFFFF at 18.94:1 contrast (WCAG AA passes).

Color values

HEX	#090B34
RGB	rgb(9, 11, 52)
HSL	hsl(237, 70%, 12%)
HSV	hsv(237, 83%, 20%)
CMYK	cmyk(82.7%, 78.8%, 0%, 79.6%)
CIE-LAB	lab(4.93, 13.67, -26.33)
CIE-LCH	lch(4.93, 29.67, 297.43°)
OKLab	oklab(18.25% 0.0046 -0.0786)
OKLCH	oklch(18.25% 0.079 273.3)
XYZ	xyz(0.8520, 0.5453, 3.3085)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090B34 #343209

analogous

#092134 #090B34 #1D0934

triadic

#090B34 #34090B #0B3409

tetradic

#090B34 #340921 #343209 #09341D

square

#090B34 #340921 #343209 #09341D

split-complementary

#090B34 #341D09 #213409

monochromatic

#05061A #05061A #090B34 #121668 #1B219C

Accessibility & contrast

On white

18.94

#090B34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#090B34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090B34

18.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090B34	#FFFFFF	#000000	##FFFFFF
##090B34	1.00	18.94	1.11	18.94
#FFFFFF	18.94	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001335

Deuteranopia (green-blind)

#000F33

Tritanopia (blue-blind)

#00161E

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #090b34;
/* rgb */ color: rgb(9, 11, 52);
/* oklch */ color: oklch(18.3% 0.079 273.3);

Tailwind

colors: {
  custom: {
    50: '#4f4b6c',
    500: '#090b34',
    950: '#000000',
  },
}

SCSS

$custom: #090b34;
$custom-light: #4f4b6c;
$custom-dark: #000000;

JSON

{
  "hex": "#090b34",
  "rgb": {
    "r": 9,
    "g": 11,
    "b": 52
  },
  "hsl": {
    "h": 237.209,
    "s": 70.492,
    "l": 11.961
  },
  "oklch": {
    "l": 0.18252,
    "c": 0.07874,
    "h": 273.3
  },
  "luminance": 0.00545
}

Semantic roles & 50–950 ramp

primary

#090B34

secondary

#726F27

accent

#E53BED

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020107

muted

#78777A

Preview Lab

Preview with #090B34

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

Preview Lab → · Contrast checker → · Palette generator →