#090B4A#090B4A

#090B4A is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.0% C 0.112 H 270.3°. Best body text is #FFFFFF at 18.13:1 contrast (WCAG AA passes).

Color values

HEX	#090B4A
RGB	rgb(9, 11, 74)
HSL	hsl(238, 78%, 16%)
HSV	hsv(238, 88%, 29%)
CMYK	cmyk(87.8%, 85.1%, 0%, 71%)
CIE-LAB	lab(7.15, 24.72, -38.46)
CIE-LCH	lch(7.15, 45.72, 302.74°)
OKLab	oklab(20.99% 0.0007 -0.1115)
OKLCH	oklch(20.99% 0.112 270.3)
XYZ	xyz(1.4679, 0.7917, 6.5527)
Luminance	0.0079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090B4A #4A4809

analogous

#092C4A #090B4A #28094A

triadic

#090B4A #4A090B #0B4A09

tetradic

#090B4A #4A092C #4A4809 #094A28

square

#090B4A #4A092C #4A4809 #094A28

split-complementary

#090B4A #4A2809 #2C4A09

monochromatic

#03041B #03041B #090B4A #101381 #161BB7

Accessibility & contrast

On white

18.13

#090B4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#090B4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090B4A

18.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090B4A	#FFFFFF	#000000	##FFFFFF
##090B4A	1.00	18.13	1.16	18.13
#FFFFFF	18.13	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00194C

Deuteranopia (green-blind)

#001249

Tritanopia (blue-blind)

#001E2A

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #090b4a;
/* rgb */ color: rgb(9, 11, 74);
/* oklch */ color: oklch(21.0% 0.112 270.3);

Tailwind

colors: {
  custom: {
    50: '#574b7d',
    500: '#090b4a',
    950: '#000000',
  },
}

SCSS

$custom: #090b4a;
$custom-light: #574b7d;
$custom-dark: #000000;

JSON

{
  "hex": "#090b4a",
  "rgb": {
    "r": 9,
    "g": 11,
    "b": 74
  },
  "hsl": {
    "h": 238.154,
    "s": 78.313,
    "l": 16.275
  },
  "oklch": {
    "l": 0.2099,
    "c": 0.11155,
    "h": 270.3
  },
  "luminance": 0.00792
}

Semantic roles & 50–950 ramp

primary

#090B4A

secondary

#878427

accent

#EF33F5

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #090B4A

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

Preview Lab → · Contrast checker → · Palette generator →