#090C43#090C43

#090C43 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.3% C 0.100 H 270.9°. Best body text is #FFFFFF at 18.34:1 contrast (WCAG AA passes).

Color values

HEX	#090C43
RGB	rgb(9, 12, 67)
HSL	hsl(237, 76%, 15%)
HSV	hsv(237, 87%, 26%)
CMYK	cmyk(86.6%, 82.1%, 0%, 73.7%)
CIE-LAB	lab(6.56, 21.00, -34.51)
CIE-LCH	lch(6.56, 40.40, 301.32°)
OKLab	oklab(20.26% 0.0016 -0.1004)
OKLCH	oklch(20.26% 0.1 270.9)
XYZ	xyz(1.2569, 0.7261, 5.3830)
Luminance	0.0073 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090C43 #434009

analogous

#092943 #090C43 #230943

triadic

#090C43 #43090C #0C4309

tetradic

#090C43 #430929 #434009 #094323

square

#090C43 #430929 #434009 #094323

split-complementary

#090C43 #432309 #294309

monochromatic

#04051B #04051B #090C43 #101679 #171FAF

Accessibility & contrast

On white

18.34

#090C43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#090C43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090C43

18.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090C43	#FFFFFF	#000000	##FFFFFF
##090C43	1.00	18.34	1.15	18.34
#FFFFFF	18.34	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001745

Deuteranopia (green-blind)

#001242

Tritanopia (blue-blind)

#001C26

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #090c43;
/* rgb */ color: rgb(9, 12, 67);
/* oklch */ color: oklch(20.3% 0.100 270.9);

Tailwind

colors: {
  custom: {
    50: '#544b78',
    500: '#090c43',
    950: '#000000',
  },
}

SCSS

$custom: #090c43;
$custom-light: #544b78;
$custom-dark: #000000;

JSON

{
  "hex": "#090c43",
  "rgb": {
    "r": 9,
    "g": 12,
    "b": 67
  },
  "hsl": {
    "h": 236.897,
    "s": 76.316,
    "l": 14.902
  },
  "oklch": {
    "l": 0.2026,
    "c": 0.10041,
    "h": 270.9
  },
  "luminance": 0.00726
}

Semantic roles & 50–950 ramp

primary

#090C43

secondary

#817C27

accent

#E935F3

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #090C43

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

Preview Lab → · Contrast checker → · Palette generator →