#090F31#090F31

#090F31 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.8% C 0.068 H 270.8°. Best body text is #FFFFFF at 18.68:1 contrast (WCAG AA passes).

Color values

HEX	#090F31
RGB	rgb(9, 15, 49)
HSL	hsl(231, 69%, 11%)
HSV	hsv(231, 82%, 19%)
CMYK	cmyk(81.6%, 69.4%, 0%, 80.8%)
CIE-LAB	lab(5.61, 10.12, -23.01)
CIE-LCH	lch(5.61, 25.14, 293.74°)
OKLab	oklab(18.82% 0.001 -0.0677)
OKLCH	oklch(18.82% 0.068 270.8)
XYZ	xyz(0.8377, 0.6214, 2.9809)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.44

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090F31 #312B09

analogous

#092331 #090F31 #170931

triadic

#090F31 #31090F #0F3109

tetradic

#090F31 #310923 #312B09 #093117

square

#090F31 #310923 #312B09 #093117

split-complementary

#090F31 #311709 #233109

monochromatic

#05081A #05081A #090F31 #121F65 #1C2F98

Accessibility & contrast

On white

18.68

#090F31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#090F31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090F31

18.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090F31	#FFFFFF	#000000	##FFFFFF
##090F31	1.00	18.68	1.12	18.68
#FFFFFF	18.68	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001432

Deuteranopia (green-blind)

#001130

Tritanopia (blue-blind)

#00171E

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #090f31;
/* rgb */ color: rgb(9, 15, 49);
/* oklch */ color: oklch(18.8% 0.068 270.8);

Tailwind

colors: {
  custom: {
    50: '#4e4d69',
    500: '#090f31',
    950: '#000000',
  },
}

SCSS

$custom: #090f31;
$custom-light: #4e4d69;
$custom-dark: #000000;

JSON

{
  "hex": "#090f31",
  "rgb": {
    "r": 9,
    "g": 15,
    "b": 49
  },
  "hsl": {
    "h": 231,
    "s": 68.966,
    "l": 11.373
  },
  "oklch": {
    "l": 0.18824,
    "c": 0.06773,
    "h": 270.8
  },
  "luminance": 0.00621
}

Semantic roles & 50–950 ramp

primary

#090F31

secondary

#6F6427

accent

#D13CEC

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #090F31

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

Preview Lab → · Contrast checker → · Palette generator →