#050A28#050A28

#050A28 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.3% C 0.062 H 269.5°. Best body text is #FFFFFF at 19.43:1 contrast (WCAG AA passes).

Color values

HEX	#050A28
RGB	rgb(5, 10, 40)
HSL	hsl(231, 78%, 9%)
HSV	hsv(231, 88%, 16%)
CMYK	cmyk(87.5%, 75%, 0%, 84.3%)
CIE-LAB	lab(3.64, 7.02, -19.40)
CIE-LCH	lch(3.64, 20.63, 289.90°)
OKLab	oklab(16.31% -0.0005 -0.0619)
OKLCH	oklch(16.31% 0.062 269.5)
XYZ	xyz(0.5540, 0.4025, 2.0556)
Luminance	0.0040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.16

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050A28 #282305

analogous

#051C28 #050A28 #120528

triadic

#050A28 #28050A #0A2805

tetradic

#050A28 #28051C #282305 #052812

square

#050A28 #28051C #282305 #052812

split-complementary

#050A28 #281205 #1C2805

monochromatic

#03071B #03071B #050A28 #0C185E #132595

Accessibility & contrast

On white

19.43

#050A28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#050A28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050A28

19.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050A28	#FFFFFF	#000000	##FFFFFF
##050A28	1.00	19.43	1.08	19.43
#FFFFFF	19.43	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F29

Deuteranopia (green-blind)

#000B27

Tritanopia (blue-blind)

#001217

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #050a28;
/* rgb */ color: rgb(5, 10, 40);
/* oklch */ color: oklch(16.3% 0.062 269.5);

Tailwind

colors: {
  custom: {
    50: '#494b62',
    500: '#050a28',
    950: '#000000',
  },
}

SCSS

$custom: #050a28;
$custom-light: #494b62;
$custom-dark: #000000;

JSON

{
  "hex": "#050a28",
  "rgb": {
    "r": 5,
    "g": 10,
    "b": 40
  },
  "hsl": {
    "h": 231.429,
    "s": 77.778,
    "l": 8.824
  },
  "oklch": {
    "l": 0.16311,
    "c": 0.06186,
    "h": 269.5
  },
  "luminance": 0.00403
}

Semantic roles & 50–950 ramp

primary

#050A28

secondary

#6A5F1F

accent

#D934F4

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #050A28

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

Preview Lab → · Contrast checker → · Palette generator →