#05133A#05133A

#05133A is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.4% C 0.078 H 264.4°. Best body text is #FFFFFF at 18.09:1 contrast (WCAG AA passes).

Color values

HEX	#05133A
RGB	rgb(5, 19, 58)
HSL	hsl(224, 84%, 12%)
HSV	hsv(224, 91%, 23%)
CMYK	cmyk(91.4%, 67.2%, 0%, 77.3%)
CIE-LAB	lab(7.26, 11.43, -26.94)
CIE-LCH	lch(7.26, 29.27, 292.98°)
OKLab	oklab(20.45% -0.0076 -0.078)
OKLCH	oklch(20.45% 0.078 264.4)
XYZ	xyz(1.0589, 0.8034, 4.1014)
Luminance	0.0080 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05133A #3A2C05

analogous

#052E3A #05133A #12053A

triadic

#05133A #3A0513 #133A05

tetradic

#05133A #3A052E #3A2C05 #053A12

square

#05133A #3A052E #3A2C05 #053A12

split-complementary

#05133A #3A1205 #2E3A05

monochromatic

#02091C #02091C #05133A #0A2572 #0F38AB

Accessibility & contrast

On white

18.09

#05133A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#05133A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05133A

18.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05133A	#FFFFFF	#000000	##FFFFFF
##05133A	1.00	18.09	1.16	18.09
#FFFFFF	18.09	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193B

Deuteranopia (green-blind)

#001439

Tritanopia (blue-blind)

#001D24

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #05133a;
/* rgb */ color: rgb(5, 19, 58);
/* oklch */ color: oklch(20.4% 0.078 264.4);

Tailwind

colors: {
  custom: {
    50: '#4f5070',
    500: '#05133a',
    950: '#000000',
  },
}

SCSS

$custom: #05133a;
$custom-light: #4f5070;
$custom-dark: #000000;

JSON

{
  "hex": "#05133a",
  "rgb": {
    "r": 5,
    "g": 19,
    "b": 58
  },
  "hsl": {
    "h": 224.151,
    "s": 84.127,
    "l": 12.353
  },
  "oklch": {
    "l": 0.2045,
    "c": 0.07836,
    "h": 264.4
  },
  "luminance": 0.00803
}

Semantic roles & 50–950 ramp

primary

#05133A

secondary

#7B6320

accent

#C42DFA

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020207

muted

#78787A

Preview Lab

Preview with #05133A

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

Preview Lab → · Contrast checker → · Palette generator →