#050C2B#050C2B

#050C2B is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.1% C 0.064 H 267.9°. Best body text is #FFFFFF at 19.20:1 contrast (WCAG AA passes).

Color values

HEX	#050C2B
RGB	rgb(5, 12, 43)
HSL	hsl(229, 79%, 9%)
HSV	hsv(229, 88%, 17%)
CMYK	cmyk(88.4%, 72.1%, 0%, 83.1%)
CIE-LAB	lab(4.24, 7.52, -20.73)
CIE-LCH	lch(4.24, 22.05, 289.95°)
OKLab	oklab(17.13% -0.0024 -0.0639)
OKLCH	oklch(17.13% 0.064 267.9)
XYZ	xyz(0.6300, 0.4696, 2.3425)
Luminance	0.0047 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.58

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050C2B #2B2405

analogous

#051F2B #050C2B #11052B

triadic

#050C2B #2B050C #0C2B05

tetradic

#050C2B #2B051F #2B2405 #052B11

square

#050C2B #2B051F #2B2405 #052B11

split-complementary

#050C2B #2B1105 #1F2B05

monochromatic

#03081B #03081B #050C2B #0B1B62 #122B99

Accessibility & contrast

On white

19.20

#050C2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#050C2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050C2B

19.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050C2B	#FFFFFF	#000000	##FFFFFF
##050C2B	1.00	19.20	1.09	19.20
#FFFFFF	19.20	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00112C

Deuteranopia (green-blind)

#000D2A

Tritanopia (blue-blind)

#001419

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #050c2b;
/* rgb */ color: rgb(5, 12, 43);
/* oklch */ color: oklch(17.1% 0.064 267.9);

Tailwind

colors: {
  custom: {
    50: '#4a4c64',
    500: '#050c2b',
    950: '#000000',
  },
}

SCSS

$custom: #050c2b;
$custom-light: #4a4c64;
$custom-dark: #000000;

JSON

{
  "hex": "#050c2b",
  "rgb": {
    "r": 5,
    "g": 12,
    "b": 43
  },
  "hsl": {
    "h": 228.947,
    "s": 79.167,
    "l": 9.412
  },
  "oklch": {
    "l": 0.17132,
    "c": 0.06391,
    "h": 267.9
  },
  "luminance": 0.0047
}

Semantic roles & 50–950 ramp

primary

#050C2B

secondary

#6D5E1F

accent

#D232F6

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010105

muted

#77777A

Preview Lab

Preview with #050C2B

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

Preview Lab → · Contrast checker → · Palette generator →