#090B36#090B36

#090B36 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.5% C 0.082 H 273.0°. Best body text is #FFFFFF at 18.87:1 contrast (WCAG AA passes).

Color values

HEX	#090B36
RGB	rgb(9, 11, 54)
HSL	hsl(237, 71%, 12%)
HSV	hsv(237, 83%, 21%)
CMYK	cmyk(83.3%, 79.6%, 0%, 78.8%)
CIE-LAB	lab(5.09, 14.79, -27.53)
CIE-LCH	lch(5.09, 31.25, 298.24°)
OKLab	oklab(18.49% 0.0043 -0.0818)
OKLCH	oklch(18.49% 0.082 273)
XYZ	xyz(0.8980, 0.5637, 3.5508)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090B36 #363409

analogous

#092236 #090B36 #1D0936

triadic

#090B36 #36090B #0B3609

tetradic

#090B36 #360922 #363409 #09361D

square

#090B36 #360922 #363409 #09361D

split-complementary

#090B36 #361D09 #223609

monochromatic

#04051A #04051A #090B36 #12166A #1A209F

Accessibility & contrast

On white

18.87

#090B36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#090B36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090B36

18.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090B36	#FFFFFF	#000000	##FFFFFF
##090B36	1.00	18.87	1.11	18.87
#FFFFFF	18.87	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001337

Deuteranopia (green-blind)

#000F35

Tritanopia (blue-blind)

#00171F

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #090b36;
/* rgb */ color: rgb(9, 11, 54);
/* oklch */ color: oklch(18.5% 0.082 273.0);

Tailwind

colors: {
  custom: {
    50: '#4f4b6d',
    500: '#090b36',
    950: '#000000',
  },
}

SCSS

$custom: #090b36;
$custom-light: #4f4b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#090b36",
  "rgb": {
    "r": 9,
    "g": 11,
    "b": 54
  },
  "hsl": {
    "h": 237.333,
    "s": 71.429,
    "l": 12.353
  },
  "oklch": {
    "l": 0.18486,
    "c": 0.08193,
    "h": 273
  },
  "luminance": 0.00564
}

Semantic roles & 50–950 ramp

primary

#090B36

secondary

#747127

accent

#E63AEE

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020107

muted

#78777A

Preview Lab

Preview with #090B36

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

Preview Lab → · Contrast checker → · Palette generator →