#0B1947#0B1947

#0B1947 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.5% C 0.088 H 266.6°. Best body text is #FFFFFF at 16.88:1 contrast (WCAG AA passes).

Color values

HEX	#0B1947
RGB	rgb(11, 25, 71)
HSL	hsl(226, 73%, 16%)
HSV	hsv(226, 85%, 28%)
CMYK	cmyk(84.5%, 64.8%, 0%, 72.2%)
CIE-LAB	lab(10.71, 13.60, -30.51)
CIE-LCH	lch(10.71, 33.41, 294.03°)
OKLab	oklab(23.54% -0.0053 -0.0881)
OKLCH	oklch(23.54% 0.088 266.6)
XYZ	xyz(1.6226, 1.2212, 6.1102)
Luminance	0.0122 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B1947 #47390B

analogous

#0B3747 #0B1947 #1B0B47

triadic

#0B1947 #470B19 #19470B

tetradic

#0B1947 #470B37 #47390B #0B471B

square

#0B1947 #470B37 #47390B #0B471B

split-complementary

#0B1947 #471B0B #37470B

monochromatic

#04091A #04091A #0B1947 #132C7C #1B3EB1

Accessibility & contrast

On white

16.88

#0B1947 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#0B1947 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1947

16.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B1947	#FFFFFF	#000000	##FFFFFF
##0B1947	1.00	16.88	1.24	16.88
#FFFFFF	16.88	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002049

Deuteranopia (green-blind)

#001A46

Tritanopia (blue-blind)

#00252D

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #0b1947;
/* rgb */ color: rgb(11, 25, 71);
/* oklch */ color: oklch(23.5% 0.088 266.6);

Tailwind

colors: {
  custom: {
    50: '#55557b',
    500: '#0b1947',
    950: '#000000',
  },
}

SCSS

$custom: #0b1947;
$custom-light: #55557b;
$custom-dark: #000000;

JSON

{
  "hex": "#0b1947",
  "rgb": {
    "r": 11,
    "g": 25,
    "b": 71
  },
  "hsl": {
    "h": 226,
    "s": 73.171,
    "l": 16.078
  },
  "oklch": {
    "l": 0.23536,
    "c": 0.08825,
    "h": 266.6
  },
  "luminance": 0.01221
}

Semantic roles & 50–950 ramp

primary

#0B1947

secondary

#836F2A

accent

#C538F0

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#030309

muted

#78787B

Preview Lab

Preview with #0B1947

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

Preview Lab → · Contrast checker → · Palette generator →