#090A28#090A28

#090A28 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.7% C 0.060 H 276.2°. Best body text is #FFFFFF at 19.34:1 contrast (WCAG AA passes).

Color values

HEX	#090A28
RGB	rgb(9, 10, 40)
HSL	hsl(238, 63%, 10%)
HSV	hsv(238, 78%, 16%)
CMYK	cmyk(77.5%, 75%, 0%, 84.3%)
CIE-LAB	lab(3.87, 8.07, -19.02)
CIE-LCH	lch(3.87, 20.66, 292.99°)
OKLab	oklab(16.7% 0.0065 -0.0598)
OKLCH	oklch(16.7% 0.06 276.2)
XYZ	xyz(0.6041, 0.4283, 2.0579)
Luminance	0.0043 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.19

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090A28 #282709

analogous

#091A28 #090A28 #180928

triadic

#090A28 #28090A #0A2809

tetradic

#090A28 #28091A #282709 #092818

square

#090A28 #28091A #282709 #092818

split-complementary

#090A28 #281809 #1A2809

monochromatic

#060619 #060619 #090A28 #14165A #1F238C

Accessibility & contrast

On white

19.34

#090A28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#090A28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090A28

19.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090A28	#FFFFFF	#000000	##FFFFFF
##090A28	1.00	19.34	1.09	19.34
#FFFFFF	19.34	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F29

Deuteranopia (green-blind)

#000C27

Tritanopia (blue-blind)

#001117

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #090a28;
/* rgb */ color: rgb(9, 10, 40);
/* oklch */ color: oklch(16.7% 0.060 276.2);

Tailwind

colors: {
  custom: {
    50: '#4b4b62',
    500: '#090a28',
    950: '#000000',
  },
}

SCSS

$custom: #090a28;
$custom-light: #4b4b62;
$custom-dark: #000000;

JSON

{
  "hex": "#090a28",
  "rgb": {
    "r": 9,
    "g": 10,
    "b": 40
  },
  "hsl": {
    "h": 238.065,
    "s": 63.265,
    "l": 9.608
  },
  "oklch": {
    "l": 0.16699,
    "c": 0.06015,
    "h": 276.2
  },
  "luminance": 0.00428
}

Semantic roles & 50–950 ramp

primary

#090A28

secondary

#666427

accent

#E141E6

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #090A28

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

Preview Lab → · Contrast checker → · Palette generator →