#090B2F#090B2F

#090B2F is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.7% C 0.071 H 274.1°. Best body text is #FFFFFF at 19.08:1 contrast (WCAG AA passes).

Color values

HEX	#090B2F
RGB	rgb(9, 11, 47)
HSL	hsl(237, 68%, 11%)
HSV	hsv(237, 81%, 18%)
CMYK	cmyk(80.9%, 76.6%, 0%, 81.6%)
CIE-LAB	lab(4.54, 10.96, -23.24)
CIE-LCH	lch(4.54, 25.69, 295.24°)
OKLab	oklab(17.68% 0.0051 -0.0704)
OKLCH	oklch(17.68% 0.071 274.1)
XYZ	xyz(0.7452, 0.5026, 2.7465)
Luminance	0.0050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.99

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090B2F #2F2D09

analogous

#091E2F #090B2F #1A092F

triadic

#090B2F #2F090B #0B2F09

tetradic

#090B2F #2F091E #2F2D09 #092F1A

square

#090B2F #2F091E #2F2D09 #092F1A

split-complementary

#090B2F #2F1A09 #1E2F09

monochromatic

#05061A #05061A #090B2F #131762 #1D2396

Accessibility & contrast

On white

19.08

#090B2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#090B2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090B2F

19.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090B2F	#FFFFFF	#000000	##FFFFFF
##090B2F	1.00	19.08	1.10	19.08
#FFFFFF	19.08	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001130

Deuteranopia (green-blind)

#000E2E

Tritanopia (blue-blind)

#00141B

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #090b2f;
/* rgb */ color: rgb(9, 11, 47);
/* oklch */ color: oklch(17.7% 0.071 274.1);

Tailwind

colors: {
  custom: {
    50: '#4d4b68',
    500: '#090b2f',
    950: '#000000',
  },
}

SCSS

$custom: #090b2f;
$custom-light: #4d4b68;
$custom-dark: #000000;

JSON

{
  "hex": "#090b2f",
  "rgb": {
    "r": 9,
    "g": 11,
    "b": 47
  },
  "hsl": {
    "h": 236.842,
    "s": 67.857,
    "l": 10.98
  },
  "oklch": {
    "l": 0.17684,
    "c": 0.07055,
    "h": 274.1
  },
  "luminance": 0.00503
}

Semantic roles & 50–950 ramp

primary

#090B2F

secondary

#6D6927

accent

#E23DEB

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #090B2F

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

Preview Lab → · Contrast checker → · Palette generator →