#05112A#05112A

#05112A is a very dark, muted blue. Relative luminance 0.006; OKLCH L 18.4% C 0.054 H 261.9°. Best body text is #FFFFFF at 18.75:1 contrast (WCAG AA passes).

Color values

HEX	#05112A
RGB	rgb(5, 17, 42)
HSL	hsl(221, 79%, 9%)
HSV	hsv(221, 88%, 16%)
CMYK	cmyk(88.1%, 59.5%, 0%, 83.5%)
CIE-LAB	lab(5.42, 4.52, -18.11)
CIE-LCH	lch(5.42, 18.66, 284.00°)
OKLab	oklab(18.36% -0.0076 -0.0536)
OKLCH	oklch(18.36% 0.054 261.9)
XYZ	xyz(0.6808, 0.6003, 2.2700)
Luminance	0.0060 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.49

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05112A #2A1E05

analogous

#05242A #05112A #0C052A

triadic

#05112A #2A0511 #112A05

tetradic

#05112A #2A0524 #2A1E05 #052A0C

square

#05112A #2A0524 #2A1E05 #052A0C

split-complementary

#05112A #2A0C05 #242A05

monochromatic

#030B1B #030B1B #05112A #0C2761 #123D97

Accessibility & contrast

On white

18.75

#05112A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#05112A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05112A

18.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05112A	#FFFFFF	#000000	##FFFFFF
##05112A	1.00	18.75	1.12	18.75
#FFFFFF	18.75	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#05142B

Deuteranopia (green-blind)

#001029

Tritanopia (blue-blind)

#00171B

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #05112a;
/* rgb */ color: rgb(5, 17, 42);
/* oklch */ color: oklch(18.4% 0.054 261.9);

Tailwind

colors: {
  custom: {
    50: '#4a4f63',
    500: '#05112a',
    950: '#000000',
  },
}

SCSS

$custom: #05112a;
$custom-light: #4a4f63;
$custom-dark: #000000;

JSON

{
  "hex": "#05112a",
  "rgb": {
    "r": 5,
    "g": 17,
    "b": 42
  },
  "hsl": {
    "h": 220.541,
    "s": 78.723,
    "l": 9.216
  },
  "oklch": {
    "l": 0.18357,
    "c": 0.05419,
    "h": 261.9
  },
  "luminance": 0.006
}

Semantic roles & 50–950 ramp

primary

#05112A

secondary

#6C531F

accent

#B633F5

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #05112A

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

Preview Lab → · Contrast checker → · Palette generator →