#05113B#05113B

#05113B is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.1% C 0.083 H 265.8°. Best body text is #FFFFFF at 18.26:1 contrast (WCAG AA passes).

Color values

HEX	#05113B
RGB	rgb(5, 17, 59)
HSL	hsl(227, 84%, 13%)
HSV	hsv(227, 92%, 23%)
CMYK	cmyk(91.5%, 71.2%, 0%, 76.9%)
CIE-LAB	lab(6.76, 13.32, -28.47)
CIE-LCH	lch(6.76, 31.43, 295.07°)
OKLab	oklab(20.08% -0.0061 -0.0827)
OKLCH	oklch(20.08% 0.083 265.8)
XYZ	xyz(1.0522, 0.7488, 4.2259)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.11

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05113B #3B2F05

analogous

#052C3B #05113B #14053B

triadic

#05113B #3B0511 #113B05

tetradic

#05113B #3B052C #3B2F05 #053B14

square

#05113B #3B052C #3B2F05 #053B14

split-complementary

#05113B #3B1405 #2C3B05

monochromatic

#02081C #02081C #05113B #0A2173 #0F32AC

Accessibility & contrast

On white

18.26

#05113B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#05113B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05113B

18.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05113B	#FFFFFF	#000000	##FFFFFF
##05113B	1.00	18.26	1.15	18.26
#FFFFFF	18.26	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183C

Deuteranopia (green-blind)

#00123A

Tritanopia (blue-blind)

#001C23

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #05113b;
/* rgb */ color: rgb(5, 17, 59);
/* oklch */ color: oklch(20.1% 0.083 265.8);

Tailwind

colors: {
  custom: {
    50: '#504e71',
    500: '#05113b',
    950: '#000000',
  },
}

SCSS

$custom: #05113b;
$custom-light: #504e71;
$custom-dark: #000000;

JSON

{
  "hex": "#05113b",
  "rgb": {
    "r": 5,
    "g": 17,
    "b": 59
  },
  "hsl": {
    "h": 226.667,
    "s": 84.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.20079,
    "c": 0.08294,
    "h": 265.8
  },
  "luminance": 0.00749
}

Semantic roles & 50–950 ramp

primary

#05113B

secondary

#7C6720

accent

#CD2DFB

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020108

muted

#78777B

Preview Lab

Preview with #05113B

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

Preview Lab → · Contrast checker → · Palette generator →