#090F39#090F39

#090F39 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.7% C 0.081 H 270.6°. Best body text is #FFFFFF at 18.44:1 contrast (WCAG AA passes).

Color values

HEX	#090F39
RGB	rgb(9, 15, 57)
HSL	hsl(233, 73%, 13%)
HSV	hsv(233, 84%, 22%)
CMYK	cmyk(84.2%, 73.7%, 0%, 77.6%)
CIE-LAB	lab(6.28, 14.32, -27.80)
CIE-LCH	lch(6.28, 31.27, 297.26°)
OKLab	oklab(19.68% 0.0008 -0.081)
OKLCH	oklch(19.68% 0.081 270.6)
XYZ	xyz(1.0217, 0.6950, 3.9504)
Luminance	0.0069 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090F39 #393309

analogous

#092739 #090F39 #1B0939

triadic

#090F39 #39090F #0F3909

tetradic

#090F39 #390927 #393309 #09391B

square

#090F39 #390927 #393309 #09391B

split-complementary

#090F39 #391B09 #273909

monochromatic

#04071A #04071A #090F39 #111D6E #1A2BA3

Accessibility & contrast

On white

18.44

#090F39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#090F39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090F39

18.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090F39	#FFFFFF	#000000	##FFFFFF
##090F39	1.00	18.44	1.14	18.44
#FFFFFF	18.44	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00163A

Deuteranopia (green-blind)

#001238

Tritanopia (blue-blind)

#001A22

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #090f39;
/* rgb */ color: rgb(9, 15, 57);
/* oklch */ color: oklch(19.7% 0.081 270.6);

Tailwind

colors: {
  custom: {
    50: '#514d70',
    500: '#090f39',
    950: '#000000',
  },
}

SCSS

$custom: #090f39;
$custom-light: #514d70;
$custom-dark: #000000;

JSON

{
  "hex": "#090f39",
  "rgb": {
    "r": 9,
    "g": 15,
    "b": 57
  },
  "hsl": {
    "h": 232.5,
    "s": 72.727,
    "l": 12.941
  },
  "oklch": {
    "l": 0.19677,
    "c": 0.08103,
    "h": 270.6
  },
  "luminance": 0.00695
}

Semantic roles & 50–950 ramp

primary

#090F39

secondary

#776D27

accent

#D938EF

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #090F39

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

Preview Lab → · Contrast checker → · Palette generator →