#0B1647#0B1647

#0B1647 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.9% C 0.093 H 268.2°. Best body text is #FFFFFF at 17.21:1 contrast (WCAG AA passes).

Color values

HEX	#0B1647
RGB	rgb(11, 22, 71)
HSL	hsl(229, 73%, 16%)
HSV	hsv(229, 85%, 28%)
CMYK	cmyk(84.5%, 69%, 0%, 72.2%)
CIE-LAB	lab(9.80, 15.93, -32.01)
CIE-LCH	lch(9.80, 35.76, 296.46°)
OKLab	oklab(22.85% -0.0029 -0.0925)
OKLCH	oklch(22.85% 0.093 268.2)
XYZ	xyz(1.5619, 1.0997, 6.0900)
Luminance	0.0110 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B1647 #473C0B

analogous

#0B3447 #0B1647 #1E0B47

triadic

#0B1647 #470B16 #16470B

tetradic

#0B1647 #470B34 #473C0B #0B471E

square

#0B1647 #470B34 #473C0B #0B471E

split-complementary

#0B1647 #471E0B #34470B

monochromatic

#04081A #04081A #0B1647 #13267C #1B37B1

Accessibility & contrast

On white

17.21

#0B1647 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#0B1647 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1647

17.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B1647	#FFFFFF	#000000	##FFFFFF
##0B1647	1.00	17.21	1.22	17.21
#FFFFFF	17.21	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E49

Deuteranopia (green-blind)

#001846

Tritanopia (blue-blind)

#00232C

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #0b1647;
/* rgb */ color: rgb(11, 22, 71);
/* oklch */ color: oklch(22.9% 0.093 268.2);

Tailwind

colors: {
  custom: {
    50: '#55527b',
    500: '#0b1647',
    950: '#000000',
  },
}

SCSS

$custom: #0b1647;
$custom-light: #55527b;
$custom-dark: #000000;

JSON

{
  "hex": "#0b1647",
  "rgb": {
    "r": 11,
    "g": 22,
    "b": 71
  },
  "hsl": {
    "h": 229,
    "s": 73.171,
    "l": 16.078
  },
  "oklch": {
    "l": 0.22854,
    "c": 0.09257,
    "h": 268.2
  },
  "luminance": 0.011
}

Semantic roles & 50–950 ramp

primary

#0B1647

secondary

#83732A

accent

#CE38F0

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#030209

muted

#78787B

Preview Lab

Preview with #0B1647

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

Preview Lab → · Contrast checker → · Palette generator →