#090F3B#090F3B

#090F3B is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.9% C 0.084 H 270.5°. Best body text is #FFFFFF at 18.37:1 contrast (WCAG AA passes).

Color values

HEX	#090F3B
RGB	rgb(9, 15, 59)
HSL	hsl(233, 74%, 13%)
HSV	hsv(233, 85%, 23%)
CMYK	cmyk(84.7%, 74.6%, 0%, 76.9%)
CIE-LAB	lab(6.46, 15.33, -28.95)
CIE-LCH	lch(6.46, 32.76, 297.91°)
OKLab	oklab(19.9% 0.0007 -0.0842)
OKLCH	oklch(19.9% 0.084 270.5)
XYZ	xyz(1.0726, 0.7154, 4.2184)
Luminance	0.0072 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090F3B #3B3509

analogous

#09283B #090F3B #1C093B

triadic

#090F3B #3B090F #0F3B09

tetradic

#090F3B #3B0928 #3B3509 #093B1C

square

#090F3B #3B0928 #3B3509 #093B1C

split-complementary

#090F3B #3B1C09 #283B09

monochromatic

#04071B #04071B #090F3B #111C70 #192AA5

Accessibility & contrast

On white

18.37

#090F3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#090F3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090F3B

18.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090F3B	#FFFFFF	#000000	##FFFFFF
##090F3B	1.00	18.37	1.14	18.37
#FFFFFF	18.37	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173C

Deuteranopia (green-blind)

#00123A

Tritanopia (blue-blind)

#001B23

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #090f3b;
/* rgb */ color: rgb(9, 15, 59);
/* oklch */ color: oklch(19.9% 0.084 270.5);

Tailwind

colors: {
  custom: {
    50: '#514d71',
    500: '#090f3b',
    950: '#000000',
  },
}

SCSS

$custom: #090f3b;
$custom-light: #514d71;
$custom-dark: #000000;

JSON

{
  "hex": "#090f3b",
  "rgb": {
    "r": 9,
    "g": 15,
    "b": 59
  },
  "hsl": {
    "h": 232.8,
    "s": 73.529,
    "l": 13.333
  },
  "oklch": {
    "l": 0.199,
    "c": 0.08423,
    "h": 270.5
  },
  "luminance": 0.00715
}

Semantic roles & 50–950 ramp

primary

#090F3B

secondary

#796F27

accent

#DA38F0

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020108

muted

#78777B

Preview Lab

Preview with #090F3B

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

Preview Lab → · Contrast checker → · Palette generator →