#0B0D4A#0B0D4A

#0B0D4A is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.4% C 0.109 H 271.2°. Best body text is #FFFFFF at 17.94:1 contrast (WCAG AA passes).

Color values

HEX	#0B0D4A
RGB	rgb(11, 13, 74)
HSL	hsl(238, 74%, 17%)
HSV	hsv(238, 85%, 29%)
CMYK	cmyk(85.1%, 82.4%, 0%, 71%)
CIE-LAB	lab(7.71, 23.72, -37.54)
CIE-LCH	lch(7.71, 44.40, 302.28°)
OKLab	oklab(21.44% 0.0024 -0.1087)
OKLCH	oklch(21.44% 0.109 271.2)
XYZ	xyz(1.5175, 0.8532, 6.5620)
Luminance	0.0085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B0D4A #4A480B

analogous

#0B2D4A #0B0D4A #290B4A

triadic

#0B0D4A #4A0B0D #0D4A0B

tetradic

#0B0D4A #4A0B2D #4A480B #0B4A29

square

#0B0D4A #4A0B2D #4A480B #0B4A29

split-complementary

#0B0D4A #4A290B #2D4A0B

monochromatic

#04051B #04051B #0B0D4A #13167F #1B20B5

Accessibility & contrast

On white

17.94

#0B0D4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#0B0D4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B0D4A

17.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B0D4A	#FFFFFF	#000000	##FFFFFF
##0B0D4A	1.00	17.94	1.17	17.94
#FFFFFF	17.94	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4C

Deuteranopia (green-blind)

#001449

Tritanopia (blue-blind)

#001F2A

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0b0d4a;
/* rgb */ color: rgb(11, 13, 74);
/* oklch */ color: oklch(21.4% 0.109 271.2);

Tailwind

colors: {
  custom: {
    50: '#574c7d',
    500: '#0b0d4a',
    950: '#000000',
  },
}

SCSS

$custom: #0b0d4a;
$custom-light: #574c7d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b0d4a",
  "rgb": {
    "r": 11,
    "g": 13,
    "b": 74
  },
  "hsl": {
    "h": 238.095,
    "s": 74.118,
    "l": 16.667
  },
  "oklch": {
    "l": 0.21437,
    "c": 0.10873,
    "h": 271.2
  },
  "luminance": 0.00853
}

Semantic roles & 50–950 ramp

primary

#0B0D4A

secondary

#86832B

accent

#EB37F1

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #0B0D4A

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

Preview Lab → · Contrast checker → · Palette generator →