#090440#090440

#090440 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.4% C 0.106 H 273.4°. Best body text is #FFFFFF at 19.04:1 contrast (WCAG AA passes).

Color values

HEX	#090440
RGB	rgb(9, 4, 64)
HSL	hsl(245, 88%, 13%)
HSV	hsv(245, 94%, 25%)
CMYK	cmyk(85.9%, 93.8%, 0%, 74.9%)
CIE-LAB	lab(4.65, 23.43, -35.49)
CIE-LCH	lch(4.65, 42.53, 303.43°)
OKLab	oklab(18.44% 0.0062 -0.1057)
OKLCH	oklch(18.44% 0.106 273.4)
XYZ	xyz(1.0812, 0.5150, 4.8919)
Luminance	0.0052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Night Blue

#040348

ΔE00 2.04

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090440 #3B4004

analogous

#041D40 #090440 #270440

triadic

#090440 #400904 #044009

tetradic

#090440 #40041D #3B4004 #044027

square

#090440 #40041D #3B4004 #044027

split-complementary

#090440 #402704 #1D4004

monochromatic

#04021D #04021D #090440 #11087A #190BB3

Accessibility & contrast

On white

19.04

#090440 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#090440 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090440

19.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090440	#FFFFFF	#000000	##FFFFFF
##090440	1.00	19.04	1.10	19.04
#FFFFFF	19.04	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001342

Deuteranopia (green-blind)

#000D3F

Tritanopia (blue-blind)

#001723

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #090440;
/* rgb */ color: rgb(9, 4, 64);
/* oklch */ color: oklch(18.4% 0.106 273.4);

Tailwind

colors: {
  custom: {
    50: '#534776',
    500: '#090440',
    950: '#000000',
  },
}

SCSS

$custom: #090440;
$custom-light: #534776;
$custom-dark: #000000;

JSON

{
  "hex": "#090440",
  "rgb": {
    "r": 9,
    "g": 4,
    "b": 64
  },
  "hsl": {
    "h": 245,
    "s": 88.235,
    "l": 13.333
  },
  "oklch": {
    "l": 0.18439,
    "c": 0.1059,
    "h": 273.4
  },
  "luminance": 0.00515
}

Semantic roles & 50–950 ramp

primary

#090440

secondary

#79811F

accent

#FE29ED

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #090440

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

Preview Lab → · Contrast checker → · Palette generator →