#0B1949#0B1949

#0B1949 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.7% C 0.091 H 266.7°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#0B1949
RGB	rgb(11, 25, 73)
HSL	hsl(226, 74%, 16%)
HSV	hsv(226, 85%, 29%)
CMYK	cmyk(84.9%, 65.8%, 0%, 71.4%)
CIE-LAB	lab(10.90, 14.49, -31.60)
CIE-LCH	lch(10.90, 34.76, 294.64°)
OKLab	oklab(23.74% -0.0052 -0.0913)
OKLCH	oklch(23.74% 0.091 266.7)
XYZ	xyz(1.6878, 1.2473, 6.4538)
Luminance	0.0125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B1949 #493B0B

analogous

#0B3849 #0B1949 #1C0B49

triadic

#0B1949 #490B19 #19490B

tetradic

#0B1949 #490B38 #493B0B #0B491C

square

#0B1949 #490B38 #493B0B #0B491C

split-complementary

#0B1949 #491C0B #38490B

monochromatic

#04091B #04091B #0B1949 #132B7E #1B3DB3

Accessibility & contrast

On white

16.81

#0B1949 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#0B1949 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1949

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B1949	#FFFFFF	#000000	##FFFFFF
##0B1949	1.00	16.81	1.25	16.81
#FFFFFF	16.81	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00204B

Deuteranopia (green-blind)

#001A48

Tritanopia (blue-blind)

#00252E

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #0b1949;
/* rgb */ color: rgb(11, 25, 73);
/* oklch */ color: oklch(23.7% 0.091 266.7);

Tailwind

colors: {
  custom: {
    50: '#56557c',
    500: '#0b1949',
    950: '#000000',
  },
}

SCSS

$custom: #0b1949;
$custom-light: #56557c;
$custom-dark: #000000;

JSON

{
  "hex": "#0b1949",
  "rgb": {
    "r": 11,
    "g": 25,
    "b": 73
  },
  "hsl": {
    "h": 226.452,
    "s": 73.81,
    "l": 16.471
  },
  "oklch": {
    "l": 0.23737,
    "c": 0.09142,
    "h": 266.7
  },
  "luminance": 0.01247
}

Semantic roles & 50–950 ramp

primary

#0B1949

secondary

#85712A

accent

#C737F0

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#030309

muted

#78787B

Preview Lab

Preview with #0B1949

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

Preview Lab → · Contrast checker → · Palette generator →