#090B3A#090B3A

#090B3A is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.0% C 0.088 H 272.4°. Best body text is #FFFFFF at 18.74:1 contrast (WCAG AA passes).

Color values

HEX	#090B3A
RGB	rgb(9, 11, 58)
HSL	hsl(238, 73%, 13%)
HSV	hsv(238, 84%, 23%)
CMYK	cmyk(84.5%, 81%, 0%, 77.3%)
CIE-LAB	lab(5.45, 16.97, -29.88)
CIE-LCH	lch(5.45, 34.36, 299.60°)
OKLab	oklab(18.96% 0.0037 -0.0881)
OKLCH	oklch(18.96% 0.088 272.4)
XYZ	xyz(0.9958, 0.6028, 4.0660)
Luminance	0.0060 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090B3A #3A3809

analogous

#09233A #090B3A #1F093A

triadic

#090B3A #3A090B #0B3A09

tetradic

#090B3A #3A0923 #3A3809 #093A1F

square

#090B3A #3A0923 #3A3809 #093A1F

split-complementary

#090B3A #3A1F09 #233A09

monochromatic

#04051A #04051A #090B3A #11156F #191FA4

Accessibility & contrast

On white

18.74

#090B3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#090B3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090B3A

18.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090B3A	#FFFFFF	#000000	##FFFFFF
##090B3A	1.00	18.74	1.12	18.74
#FFFFFF	18.74	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00143B

Deuteranopia (green-blind)

#001039

Tritanopia (blue-blind)

#001821

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #090b3a;
/* rgb */ color: rgb(9, 11, 58);
/* oklch */ color: oklch(19.0% 0.088 272.4);

Tailwind

colors: {
  custom: {
    50: '#514b71',
    500: '#090b3a',
    950: '#000000',
  },
}

SCSS

$custom: #090b3a;
$custom-light: #514b71;
$custom-dark: #000000;

JSON

{
  "hex": "#090b3a",
  "rgb": {
    "r": 9,
    "g": 11,
    "b": 58
  },
  "hsl": {
    "h": 237.551,
    "s": 73.134,
    "l": 13.137
  },
  "oklch": {
    "l": 0.18964,
    "c": 0.08817,
    "h": 272.4
  },
  "luminance": 0.00603
}

Semantic roles & 50–950 ramp

primary

#090B3A

secondary

#787527

accent

#E838F0

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #090B3A

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

Preview Lab → · Contrast checker → · Palette generator →