#090B4C#090B4C

#090B4C is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.3% C 0.114 H 270.1°. Best body text is #FFFFFF at 18.04:1 contrast (WCAG AA passes).

Color values

HEX	#090B4C
RGB	rgb(9, 11, 76)
HSL	hsl(238, 79%, 17%)
HSV	hsv(238, 88%, 30%)
CMYK	cmyk(88.2%, 85.5%, 0%, 70.2%)
CIE-LAB	lab(7.40, 25.57, -39.45)
CIE-LCH	lch(7.40, 47.01, 302.95°)
OKLab	oklab(21.25% 0.0002 -0.1143)
OKLCH	oklch(21.25% 0.114 270.1)
XYZ	xyz(1.5364, 0.8190, 6.9132)
Luminance	0.0082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.97

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090B4C #4C4A09

analogous

#092D4C #090B4C #29094C

triadic

#090B4C #4C090B #0B4C09

tetradic

#090B4C #4C092D #4C4A09 #094C29

square

#090B4C #4C092D #4C4A09 #094C29

split-complementary

#090B4C #4C2909 #2D4C09

monochromatic

#03041B #03041B #090B4C #0F1383 #161BB9

Accessibility & contrast

On white

18.04

#090B4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#090B4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090B4C

18.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090B4C	#FFFFFF	#000000	##FFFFFF
##090B4C	1.00	18.04	1.16	18.04
#FFFFFF	18.04	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4E

Deuteranopia (green-blind)

#00134B

Tritanopia (blue-blind)

#001F2B

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #090b4c;
/* rgb */ color: rgb(9, 11, 76);
/* oklch */ color: oklch(21.3% 0.114 270.1);

Tailwind

colors: {
  custom: {
    50: '#584b7f',
    500: '#090b4c',
    950: '#000000',
  },
}

SCSS

$custom: #090b4c;
$custom-light: #584b7f;
$custom-dark: #000000;

JSON

{
  "hex": "#090b4c",
  "rgb": {
    "r": 9,
    "g": 11,
    "b": 76
  },
  "hsl": {
    "h": 238.209,
    "s": 78.824,
    "l": 16.667
  },
  "oklch": {
    "l": 0.21252,
    "c": 0.11432,
    "h": 270.1
  },
  "luminance": 0.00819
}

Semantic roles & 50–950 ramp

primary

#090B4C

secondary

#898628

accent

#EF33F5

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #090B4C

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

Preview Lab → · Contrast checker → · Palette generator →