#050B2C#050B2C

#050B2C is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.0% C 0.067 H 268.8°. Best body text is #FFFFFF at 19.26:1 contrast (WCAG AA passes).

Color values

HEX	#050B2C
RGB	rgb(5, 11, 44)
HSL	hsl(231, 80%, 10%)
HSV	hsv(231, 89%, 17%)
CMYK	cmyk(88.6%, 75%, 0%, 82.7%)
CIE-LAB	lab(4.10, 8.43, -21.71)
CIE-LCH	lch(4.10, 23.29, 291.22°)
OKLab	oklab(17% -0.0014 -0.0672)
OKLCH	oklch(17% 0.067 268.8)
XYZ	xyz(0.6367, 0.4534, 2.4363)
Luminance	0.0045 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.99

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050B2C #2C2605

analogous

#051F2C #050B2C #13052C

triadic

#050B2C #2C050B #0B2C05

tetradic

#050B2C #2C051F #2C2605 #052C13

square

#050B2C #2C051F #2C2605 #052C13

split-complementary

#050B2C #2C1305 #1F2C05

monochromatic

#03071B #03071B #050B2C #0B1963 #11269A

Accessibility & contrast

On white

19.26

#050B2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#050B2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050B2C

19.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050B2C	#FFFFFF	#000000	##FFFFFF
##050B2C	1.00	19.26	1.09	19.26
#FFFFFF	19.26	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00102D

Deuteranopia (green-blind)

#000D2B

Tritanopia (blue-blind)

#001319

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #050b2c;
/* rgb */ color: rgb(5, 11, 44);
/* oklch */ color: oklch(17.0% 0.067 268.8);

Tailwind

colors: {
  custom: {
    50: '#4a4b65',
    500: '#050b2c',
    950: '#000000',
  },
}

SCSS

$custom: #050b2c;
$custom-light: #4a4b65;
$custom-dark: #000000;

JSON

{
  "hex": "#050b2c",
  "rgb": {
    "r": 5,
    "g": 11,
    "b": 44
  },
  "hsl": {
    "h": 230.769,
    "s": 79.592,
    "l": 9.608
  },
  "oklch": {
    "l": 0.16996,
    "c": 0.0672,
    "h": 268.8
  },
  "luminance": 0.00453
}

Semantic roles & 50–950 ramp

primary

#050B2C

secondary

#6E621F

accent

#D832F6

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010105

muted

#77777A

Preview Lab

Preview with #050B2C

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

Preview Lab → · Contrast checker → · Palette generator →