#05092B#05092B

#05092B is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.4% C 0.069 H 270.3°. Best body text is #FFFFFF at 19.44:1 contrast (WCAG AA passes).

Color values

HEX	#05092B
RGB	rgb(5, 9, 43)
HSL	hsl(234, 79%, 9%)
HSV	hsv(234, 88%, 17%)
CMYK	cmyk(88.4%, 79.1%, 0%, 83.1%)
CIE-LAB	lab(3.63, 8.77, -21.69)
CIE-LCH	lch(3.63, 23.39, 292.02°)
OKLab	oklab(16.41% 0.0003 -0.0686)
OKLCH	oklch(16.41% 0.069 270.3)
XYZ	xyz(0.5962, 0.4020, 2.3312)
Luminance	0.0040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.87

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05092B #2B2705

analogous

#051C2B #05092B #14052B

triadic

#05092B #2B0509 #092B05

tetradic

#05092B #2B051C #2B2705 #052B14

square

#05092B #2B051C #2B2705 #052B14

split-complementary

#05092B #2B1405 #1C2B05

monochromatic

#03061B #03061B #05092B #0B1462 #122099

Accessibility & contrast

On white

19.44

#05092B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#05092B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05092B

19.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05092B	#FFFFFF	#000000	##FFFFFF
##05092B	1.00	19.44	1.08	19.44
#FFFFFF	19.44	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F2C

Deuteranopia (green-blind)

#000B2A

Tritanopia (blue-blind)

#001218

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #05092b;
/* rgb */ color: rgb(5, 9, 43);
/* oklch */ color: oklch(16.4% 0.069 270.3);

Tailwind

colors: {
  custom: {
    50: '#4a4a64',
    500: '#05092b',
    950: '#000000',
  },
}

SCSS

$custom: #05092b;
$custom-light: #4a4a64;
$custom-dark: #000000;

JSON

{
  "hex": "#05092b",
  "rgb": {
    "r": 5,
    "g": 9,
    "b": 43
  },
  "hsl": {
    "h": 233.684,
    "s": 79.167,
    "l": 9.412
  },
  "oklch": {
    "l": 0.16405,
    "c": 0.0686,
    "h": 270.3
  },
  "luminance": 0.00402
}

Semantic roles & 50–950 ramp

primary

#05092B

secondary

#6D641F

accent

#E132F6

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010105

muted

#77777A

Preview Lab

Preview with #05092B

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

Preview Lab → · Contrast checker → · Palette generator →