#0B1441#0B1441

#0B1441 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 21.8% C 0.086 H 269.2°. Best body text is #FFFFFF at 17.64:1 contrast (WCAG AA passes).

Color values

HEX	#0B1441
RGB	rgb(11, 20, 65)
HSL	hsl(230, 71%, 15%)
HSV	hsv(230, 83%, 25%)
CMYK	cmyk(83.1%, 69.2%, 0%, 74.5%)
CIE-LAB	lab(8.59, 14.84, -29.75)
CIE-LCH	lch(8.59, 33.25, 296.51°)
OKLab	oklab(21.78% -0.0012 -0.0859)
OKLCH	oklch(21.78% 0.086 269.2)
XYZ	xyz(1.3420, 0.9530, 5.1132)
Luminance	0.0095 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B1441 #41380B

analogous

#0B2F41 #0B1441 #1D0B41

triadic

#0B1441 #410B14 #14410B

tetradic

#0B1441 #410B2F #41380B #0B411D

square

#0B1441 #410B2F #41380B #0B411D

split-complementary

#0B1441 #411D0B #2F410B

monochromatic

#04081A #04081A #0B1441 #142475 #1D34AA

Accessibility & contrast

On white

17.64

#0B1441 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#0B1441 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1441

17.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B1441	#FFFFFF	#000000	##FFFFFF
##0B1441	1.00	17.64	1.19	17.64
#FFFFFF	17.64	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B42

Deuteranopia (green-blind)

#001640

Tritanopia (blue-blind)

#001F28

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0b1441;
/* rgb */ color: rgb(11, 20, 65);
/* oklch */ color: oklch(21.8% 0.086 269.2);

Tailwind

colors: {
  custom: {
    50: '#545176',
    500: '#0b1441',
    950: '#000000',
  },
}

SCSS

$custom: #0b1441;
$custom-light: #545176;
$custom-dark: #000000;

JSON

{
  "hex": "#0b1441",
  "rgb": {
    "r": 11,
    "g": 20,
    "b": 65
  },
  "hsl": {
    "h": 230,
    "s": 71.053,
    "l": 14.902
  },
  "oklch": {
    "l": 0.21778,
    "c": 0.08594,
    "h": 269.2
  },
  "luminance": 0.00953
}

Semantic roles & 50–950 ramp

primary

#0B1441

secondary

#7E702A

accent

#D03AEE

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #0B1441

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

Preview Lab → · Contrast checker → · Palette generator →