#090C37#090C37

#090C37 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.8% C 0.082 H 272.4°. Best body text is #FFFFFF at 18.76:1 contrast (WCAG AA passes).

Color values

HEX	#090C37
RGB	rgb(9, 12, 55)
HSL	hsl(236, 72%, 13%)
HSV	hsv(236, 84%, 22%)
CMYK	cmyk(83.6%, 78.2%, 0%, 78.4%)
CIE-LAB	lab(5.39, 14.87, -27.78)
CIE-LCH	lch(5.39, 31.51, 298.17°)
OKLab	oklab(18.81% 0.0034 -0.082)
OKLCH	oklch(18.81% 0.082 272.4)
XYZ	xyz(0.9335, 0.5968, 3.6797)
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

#090C37 #373409

analogous

#092337 #090C37 #1D0937

triadic

#090C37 #37090C #0C3709

tetradic

#090C37 #370923 #373409 #09371D

square

#090C37 #370923 #373409 #09371D

split-complementary

#090C37 #371D09 #233709

monochromatic

#04061A #04061A #090C37 #12176C #1A23A0

Accessibility & contrast

On white

18.76

#090C37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#090C37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090C37

18.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090C37	#FFFFFF	#000000	##FFFFFF
##090C37	1.00	18.76	1.12	18.76
#FFFFFF	18.76	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001438

Deuteranopia (green-blind)

#001036

Tritanopia (blue-blind)

#001720

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #090c37;
/* rgb */ color: rgb(9, 12, 55);
/* oklch */ color: oklch(18.8% 0.082 272.4);

Tailwind

colors: {
  custom: {
    50: '#504b6e',
    500: '#090c37',
    950: '#000000',
  },
}

SCSS

$custom: #090c37;
$custom-light: #504b6e;
$custom-dark: #000000;

JSON

{
  "hex": "#090c37",
  "rgb": {
    "r": 9,
    "g": 12,
    "b": 55
  },
  "hsl": {
    "h": 236.087,
    "s": 71.875,
    "l": 12.549
  },
  "oklch": {
    "l": 0.18808,
    "c": 0.08212,
    "h": 272.4
  },
  "luminance": 0.00597
}

Semantic roles & 50–950 ramp

primary

#090C37

secondary

#757027

accent

#E339EF

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #090C37

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

Preview Lab → · Contrast checker → · Palette generator →