#090C31#090C31

#090C31 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.1% C 0.072 H 273.1°. Best body text is #FFFFFF at 18.94:1 contrast (WCAG AA passes).

Color values

HEX	#090C31
RGB	rgb(9, 12, 49)
HSL	hsl(236, 69%, 11%)
HSV	hsv(236, 82%, 19%)
CMYK	cmyk(81.6%, 75.5%, 0%, 80.8%)
CIE-LAB	lab(4.90, 11.57, -24.15)
CIE-LCH	lch(4.90, 26.78, 295.60°)
OKLab	oklab(18.13% 0.004 -0.0723)
OKLCH	oklch(18.13% 0.072 273.1)
XYZ	xyz(0.7983, 0.5427, 2.9678)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.63

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090C31 #312E09

analogous

#092031 #090C31 #1A0931

triadic

#090C31 #31090C #0C3109

tetradic

#090C31 #310920 #312E09 #09311A

square

#090C31 #310920 #312E09 #09311A

split-complementary

#090C31 #311A09 #203109

monochromatic

#05061A #05061A #090C31 #121965 #1C2598

Accessibility & contrast

On white

18.94

#090C31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#090C31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090C31

18.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090C31	#FFFFFF	#000000	##FFFFFF
##090C31	1.00	18.94	1.11	18.94
#FFFFFF	18.94	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001232

Deuteranopia (green-blind)

#000F30

Tritanopia (blue-blind)

#00151C

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #090c31;
/* rgb */ color: rgb(9, 12, 49);
/* oklch */ color: oklch(18.1% 0.072 273.1);

Tailwind

colors: {
  custom: {
    50: '#4e4c69',
    500: '#090c31',
    950: '#000000',
  },
}

SCSS

$custom: #090c31;
$custom-light: #4e4c69;
$custom-dark: #000000;

JSON

{
  "hex": "#090c31",
  "rgb": {
    "r": 9,
    "g": 12,
    "b": 49
  },
  "hsl": {
    "h": 235.5,
    "s": 68.966,
    "l": 11.373
  },
  "oklch": {
    "l": 0.18127,
    "c": 0.07237,
    "h": 273.1
  },
  "luminance": 0.00543
}

Semantic roles & 50–950 ramp

primary

#090C31

secondary

#6F6A27

accent

#DF3CEC

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #090C31

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

Preview Lab → · Contrast checker → · Palette generator →