#05122A#05122A

#05122A is a very dark, muted blue. Relative luminance 0.006; OKLCH L 18.6% C 0.053 H 260.4°. Best body text is #FFFFFF at 18.64:1 contrast (WCAG AA passes).

Color values

HEX	#05122A
RGB	rgb(5, 18, 42)
HSL	hsl(219, 79%, 9%)
HSV	hsv(219, 88%, 16%)
CMYK	cmyk(88.1%, 57.1%, 0%, 83.5%)
CIE-LAB	lab(5.71, 3.93, -17.66)
CIE-LCH	lch(5.71, 18.09, 282.56°)
OKLab	oklab(18.64% -0.0088 -0.0519)
OKLCH	oklch(18.64% 0.053 260.4)
XYZ	xyz(0.6967, 0.6320, 2.2753)
Luminance	0.0063 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05122A #2A1D05

analogous

#05252A #05122A #0B052A

triadic

#05122A #2A0512 #122A05

tetradic

#05122A #2A0525 #2A1D05 #052A0B

square

#05122A #2A0525 #2A1D05 #052A0B

split-complementary

#05122A #2A0B05 #252A05

monochromatic

#030C1B #030C1B #05122A #0C2961 #124197

Accessibility & contrast

On white

18.64

#05122A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#05122A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05122A

18.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05122A	#FFFFFF	#000000	##FFFFFF
##05122A	1.00	18.64	1.13	18.64
#FFFFFF	18.64	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#06142B

Deuteranopia (green-blind)

#02112A

Tritanopia (blue-blind)

#00181B

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #05122a;
/* rgb */ color: rgb(5, 18, 42);
/* oklch */ color: oklch(18.6% 0.053 260.4);

Tailwind

colors: {
  custom: {
    50: '#4a4f63',
    500: '#05122a',
    950: '#000000',
  },
}

SCSS

$custom: #05122a;
$custom-light: #4a4f63;
$custom-dark: #000000;

JSON

{
  "hex": "#05122a",
  "rgb": {
    "r": 5,
    "g": 18,
    "b": 42
  },
  "hsl": {
    "h": 218.919,
    "s": 78.723,
    "l": 9.216
  },
  "oklch": {
    "l": 0.18637,
    "c": 0.05264,
    "h": 260.4
  },
  "luminance": 0.00632
}

Semantic roles & 50–950 ramp

primary

#05122A

secondary

#6C511F

accent

#B133F5

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010205

muted

#777879

Preview Lab

Preview with #05122A

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

Preview Lab → · Contrast checker → · Palette generator →