#0B1A4A#0B1A4A

#0B1A4A is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.1% C 0.092 H 266.2°. Best body text is #FFFFFF at 16.66:1 contrast (WCAG AA passes).

Color values

HEX	#0B1A4A
RGB	rgb(11, 26, 74)
HSL	hsl(226, 74%, 17%)
HSV	hsv(226, 85%, 29%)
CMYK	cmyk(85.1%, 64.9%, 0%, 71%)
CIE-LAB	lab(11.30, 14.16, -31.63)
CIE-LCH	lch(11.30, 34.66, 294.11°)
OKLab	oklab(24.07% -0.006 -0.0914)
OKLCH	oklch(24.07% 0.092 266.2)
XYZ	xyz(1.7430, 1.3042, 6.6371)
Luminance	0.0130 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B1A4A #4A3B0B

analogous

#0B3A4A #0B1A4A #1C0B4A

triadic

#0B1A4A #4A0B1A #1A4A0B

tetradic

#0B1A4A #4A0B3A #4A3B0B #0B4A1C

square

#0B1A4A #4A0B3A #4A3B0B #0B4A1C

split-complementary

#0B1A4A #4A1C0B #3A4A0B

monochromatic

#04091B #04091B #0B1A4A #132D7F #1B3FB5

Accessibility & contrast

On white

16.66

#0B1A4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#0B1A4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1A4A

16.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B1A4A	#FFFFFF	#000000	##FFFFFF
##0B1A4A	1.00	16.66	1.26	16.66
#FFFFFF	16.66	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00214C

Deuteranopia (green-blind)

#001B49

Tritanopia (blue-blind)

#00262F

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #0b1a4a;
/* rgb */ color: rgb(11, 26, 74);
/* oklch */ color: oklch(24.1% 0.092 266.2);

Tailwind

colors: {
  custom: {
    50: '#56567d',
    500: '#0b1a4a',
    950: '#000000',
  },
}

SCSS

$custom: #0b1a4a;
$custom-light: #56567d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b1a4a",
  "rgb": {
    "r": 11,
    "g": 26,
    "b": 74
  },
  "hsl": {
    "h": 225.714,
    "s": 74.118,
    "l": 16.667
  },
  "oklch": {
    "l": 0.24067,
    "c": 0.09156,
    "h": 266.2
  },
  "luminance": 0.01304
}

Semantic roles & 50–950 ramp

primary

#0B1A4A

secondary

#86702B

accent

#C537F1

background

#F5F5F7

surface

#E9E8EE

border

#C5C4C9

text

#03030A

muted

#78787C

Preview Lab

Preview with #0B1A4A

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

Preview Lab → · Contrast checker → · Palette generator →