#090A3A#090A3A

#090A3A is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.8% C 0.089 H 272.8°. Best body text is #FFFFFF at 18.81:1 contrast (WCAG AA passes).

Color values

HEX	#090A3A
RGB	rgb(9, 10, 58)
HSL	hsl(239, 73%, 13%)
HSV	hsv(239, 84%, 23%)
CMYK	cmyk(84.5%, 82.8%, 0%, 77.3%)
CIE-LAB	lab(5.24, 17.43, -30.20)
CIE-LCH	lch(5.24, 34.87, 299.99°)
OKLab	oklab(18.78% 0.0044 -0.0893)
OKLCH	oklch(18.78% 0.089 272.8)
XYZ	xyz(0.9847, 0.5805, 4.0623)
Luminance	0.0058 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090A3A #3A3909

analogous

#09223A #090A3A #20093A

triadic

#090A3A #3A090A #0A3A09

tetradic

#090A3A #3A0922 #3A3909 #093A20

square

#090A3A #3A0922 #3A3909 #093A20

split-complementary

#090A3A #3A2009 #223A09

monochromatic

#04051A #04051A #090A3A #11136F #191CA4

Accessibility & contrast

On white

18.81

#090A3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#090A3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090A3A

18.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090A3A	#FFFFFF	#000000	##FFFFFF
##090A3A	1.00	18.81	1.12	18.81
#FFFFFF	18.81	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00143B

Deuteranopia (green-blind)

#000F39

Tritanopia (blue-blind)

#001821

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #090a3a;
/* rgb */ color: rgb(9, 10, 58);
/* oklch */ color: oklch(18.8% 0.089 272.8);

Tailwind

colors: {
  custom: {
    50: '#514a71',
    500: '#090a3a',
    950: '#000000',
  },
}

SCSS

$custom: #090a3a;
$custom-light: #514a71;
$custom-dark: #000000;

JSON

{
  "hex": "#090a3a",
  "rgb": {
    "r": 9,
    "g": 10,
    "b": 58
  },
  "hsl": {
    "h": 238.776,
    "s": 73.134,
    "l": 13.137
  },
  "oklch": {
    "l": 0.18776,
    "c": 0.08946,
    "h": 272.8
  },
  "luminance": 0.00581
}

Semantic roles & 50–950 ramp

primary

#090A3A

secondary

#787627

accent

#EC38F0

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #090A3A

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

Preview Lab → · Contrast checker → · Palette generator →