#05193F#05193F

#05193F is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.5% C 0.078 H 261.1°. Best body text is #FFFFFF at 17.25:1 contrast (WCAG AA passes).

Color values

HEX	#05193F
RGB	rgb(5, 25, 63)
HSL	hsl(219, 85%, 13%)
HSV	hsv(219, 92%, 25%)
CMYK	cmyk(92.1%, 60.3%, 0%, 75.3%)
CIE-LAB	lab(9.69, 9.06, -26.57)
CIE-LCH	lch(9.69, 28.07, 288.83°)
OKLab	oklab(22.45% -0.012 -0.0766)
OKLCH	oklch(22.45% 0.078 261.1)
XYZ	xyz(1.3071, 1.0862, 4.8424)
Luminance	0.0109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05193F #3F2B05

analogous

#05363F #05193F #0E053F

triadic

#05193F #3F0519 #193F05

tetradic

#05193F #3F0536 #3F2B05 #053F0E

square

#05193F #3F0536 #3F2B05 #053F0E

split-complementary

#05193F #3F0E05 #363F05

monochromatic

#020B1C #020B1C #05193F #093078 #0E46B0

Accessibility & contrast

On white

17.25

#05193F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#05193F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05193F

17.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05193F	#FFFFFF	#000000	##FFFFFF
##05193F	1.00	17.25	1.22	17.25
#FFFFFF	17.25	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011E40

Deuteranopia (green-blind)

#00183E

Tritanopia (blue-blind)

#002229

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #05193f;
/* rgb */ color: rgb(5, 25, 63);
/* oklch */ color: oklch(22.5% 0.078 261.1);

Tailwind

colors: {
  custom: {
    50: '#505574',
    500: '#05193f',
    950: '#000000',
  },
}

SCSS

$custom: #05193f;
$custom-light: #505574;
$custom-dark: #000000;

JSON

{
  "hex": "#05193f",
  "rgb": {
    "r": 5,
    "g": 25,
    "b": 63
  },
  "hsl": {
    "h": 219.31,
    "s": 85.294,
    "l": 13.333
  },
  "oklch": {
    "l": 0.22453,
    "c": 0.07754,
    "h": 261.1
  },
  "luminance": 0.01086
}

Semantic roles & 50–950 ramp

primary

#05193F

secondary

#805F20

accent

#B42CFC

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#020208

muted

#78787B

Preview Lab

Preview with #05193F

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

Preview Lab → · Contrast checker → · Palette generator →