#050A2B#050A2B

#050A2B is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.6% C 0.067 H 269.5°. Best body text is #FFFFFF at 19.36:1 contrast (WCAG AA passes).

Color values

HEX	#050A2B
RGB	rgb(5, 10, 43)
HSL	hsl(232, 79%, 9%)
HSV	hsv(232, 88%, 17%)
CMYK	cmyk(88.4%, 76.7%, 0%, 83.1%)
CIE-LAB	lab(3.83, 8.37, -21.38)
CIE-LCH	lch(3.83, 22.96, 291.38°)
OKLab	oklab(16.65% -0.0005 -0.067)
OKLCH	oklch(16.65% 0.067 269.5)
XYZ	xyz(0.6070, 0.4237, 2.3348)
Luminance	0.0042 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.09

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050A2B #2B2605

analogous

#051D2B #050A2B #13052B

triadic

#050A2B #2B050A #0A2B05

tetradic

#050A2B #2B051D #2B2605 #052B13

square

#050A2B #2B051D #2B2605 #052B13

split-complementary

#050A2B #2B1305 #1D2B05

monochromatic

#03061B #03061B #050A2B #0B1762 #122499

Accessibility & contrast

On white

19.36

#050A2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#050A2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050A2B

19.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050A2B	#FFFFFF	#000000	##FFFFFF
##050A2B	1.00	19.36	1.08	19.36
#FFFFFF	19.36	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F2C

Deuteranopia (green-blind)

#000C2A

Tritanopia (blue-blind)

#001219

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #050a2b;
/* rgb */ color: rgb(5, 10, 43);
/* oklch */ color: oklch(16.6% 0.067 269.5);

Tailwind

colors: {
  custom: {
    50: '#4a4b64',
    500: '#050a2b',
    950: '#000000',
  },
}

SCSS

$custom: #050a2b;
$custom-light: #4a4b64;
$custom-dark: #000000;

JSON

{
  "hex": "#050a2b",
  "rgb": {
    "r": 5,
    "g": 10,
    "b": 43
  },
  "hsl": {
    "h": 232.105,
    "s": 79.167,
    "l": 9.412
  },
  "oklch": {
    "l": 0.16646,
    "c": 0.06703,
    "h": 269.5
  },
  "luminance": 0.00424
}

Semantic roles & 50–950 ramp

primary

#050A2B

secondary

#6D621F

accent

#DC32F6

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010105

muted

#77777A

Preview Lab

Preview with #050A2B

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

Preview Lab → · Contrast checker → · Palette generator →