#050B38#050B38

#050B38 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.4% C 0.087 H 268.5°. Best body text is #FFFFFF at 18.90:1 contrast (WCAG AA passes).

Color values

HEX	#050B38
RGB	rgb(5, 11, 56)
HSL	hsl(233, 84%, 12%)
HSV	hsv(233, 91%, 22%)
CMYK	cmyk(91.1%, 80.4%, 0%, 78%)
CIE-LAB	lab(5.03, 14.96, -29.10)
CIE-LCH	lch(5.03, 32.72, 297.21°)
OKLab	oklab(18.41% -0.0022 -0.0866)
OKLCH	oklch(18.41% 0.087 268.5)
XYZ	xyz(0.8958, 0.5570, 3.8009)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050B38 #383205

analogous

#052538 #050B38 #190538

triadic

#050B38 #38050B #0B3805

tetradic

#050B38 #380525 #383205 #053819

square

#050B38 #380525 #383205 #053819

split-complementary

#050B38 #381905 #253805

monochromatic

#03061C #03061C #050B38 #0A1670 #0F21A8

Accessibility & contrast

On white

18.90

#050B38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#050B38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050B38

18.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050B38	#FFFFFF	#000000	##FFFFFF
##050B38	1.00	18.90	1.11	18.90
#FFFFFF	18.90	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001339

Deuteranopia (green-blind)

#000E37

Tritanopia (blue-blind)

#001720

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #050b38;
/* rgb */ color: rgb(5, 11, 56);
/* oklch */ color: oklch(18.4% 0.087 268.5);

Tailwind

colors: {
  custom: {
    50: '#4e4b6f',
    500: '#050b38',
    950: '#000000',
  },
}

SCSS

$custom: #050b38;
$custom-light: #4e4b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#050b38",
  "rgb": {
    "r": 5,
    "g": 11,
    "b": 56
  },
  "hsl": {
    "h": 232.941,
    "s": 83.607,
    "l": 11.961
  },
  "oklch": {
    "l": 0.18412,
    "c": 0.08667,
    "h": 268.5
  },
  "luminance": 0.00557
}

Semantic roles & 50–950 ramp

primary

#050B38

secondary

#796F20

accent

#E22EFA

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #050B38

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

Preview Lab → · Contrast checker → · Palette generator →