#090A3F#090A3F

#090A3F is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.4% C 0.097 H 272.0°. Best body text is #FFFFFF at 18.64:1 contrast (WCAG AA passes).

Color values

HEX	#090A3F
RGB	rgb(9, 10, 63)
HSL	hsl(239, 75%, 14%)
HSV	hsv(239, 86%, 25%)
CMYK	cmyk(85.7%, 84.1%, 0%, 75.3%)
CIE-LAB	lab(5.73, 20.07, -33.02)
CIE-LCH	lch(5.73, 38.64, 301.29°)
OKLab	oklab(19.4% 0.0034 -0.0969)
OKLCH	oklch(19.4% 0.097 272)
XYZ	xyz(1.1181, 0.6339, 4.7651)
Luminance	0.0063 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090A3F #3F3E09

analogous

#09253F #090A3F #23093F

triadic

#090A3F #3F090A #0A3F09

tetradic

#090A3F #3F0925 #3F3E09 #093F23

square

#090A3F #3F0925 #3F3E09 #093F23

split-complementary

#090A3F #3F2309 #253F09

monochromatic

#04041B #04041B #090A3F #111375 #181BAA

Accessibility & contrast

On white

18.64

#090A3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#090A3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090A3F

18.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090A3F	#FFFFFF	#000000	##FFFFFF
##090A3F	1.00	18.64	1.13	18.64
#FFFFFF	18.64	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001541

Deuteranopia (green-blind)

#00103E

Tritanopia (blue-blind)

#001923

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #090a3f;
/* rgb */ color: rgb(9, 10, 63);
/* oklch */ color: oklch(19.4% 0.097 272.0);

Tailwind

colors: {
  custom: {
    50: '#534a75',
    500: '#090a3f',
    950: '#000000',
  },
}

SCSS

$custom: #090a3f;
$custom-light: #534a75;
$custom-dark: #000000;

JSON

{
  "hex": "#090a3f",
  "rgb": {
    "r": 9,
    "g": 10,
    "b": 63
  },
  "hsl": {
    "h": 238.889,
    "s": 75,
    "l": 14.118
  },
  "oklch": {
    "l": 0.19403,
    "c": 0.09693,
    "h": 272
  },
  "luminance": 0.00634
}

Semantic roles & 50–950 ramp

primary

#090A3F

secondary

#7D7B27

accent

#EE36F2

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #090A3F

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

Preview Lab → · Contrast checker → · Palette generator →