#050221#050221

#050221 is a very dark, moderate blue. Relative luminance 0.002; OKLCH L 13.0% C 0.067 H 279.1°. Best body text is #FFFFFF at 20.25:1 contrast (WCAG AA passes).

Color values

HEX	#050221
RGB	rgb(5, 2, 33)
HSL	hsl(246, 89%, 7%)
HSV	hsv(246, 94%, 13%)
CMYK	cmyk(84.8%, 93.9%, 0%, 87.1%)
CIE-LAB	lab(1.68, 7.47, -16.99)
CIE-LCH	lch(1.68, 18.56, 293.74°)
OKLab	oklab(13.02% 0.0106 -0.0661)
OKLCH	oklch(13.02% 0.067 279.1)
XYZ	xyz(0.3587, 0.1855, 1.4554)
Luminance	0.0019 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.32

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050221 #1E2102

analogous

#020F21 #050221 #150221

triadic

#050221 #210502 #022105

tetradic

#050221 #21020F #1E2102 #022115

square

#050221 #21020F #1E2102 #022115

split-complementary

#050221 #211502 #0F2102

monochromatic

#04021D #04021D #050221 #0E055B #160994

Accessibility & contrast

On white

20.25

#050221 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#050221 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050221

20.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050221	#FFFFFF	#000000	##FFFFFF
##050221	1.00	20.25	1.04	20.25
#FFFFFF	20.25	1.00	21.00	1.00
#000000	1.04	21.00	1.00	21.00
##FFFFFF	20.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000722

Deuteranopia (green-blind)

#000520

Tritanopia (blue-blind)

#000910

Achromatopsia (no color)

#060606

Design tokens & code

CSS

--color: #050221;
/* rgb */ color: rgb(5, 2, 33);
/* oklch */ color: oklch(13.0% 0.067 279.1);

Tailwind

colors: {
  custom: {
    50: '#48475c',
    500: '#050221',
    950: '#000000',
  },
}

SCSS

$custom: #050221;
$custom-light: #48475c;
$custom-dark: #000000;

JSON

{
  "hex": "#050221",
  "rgb": {
    "r": 5,
    "g": 2,
    "b": 33
  },
  "hsl": {
    "h": 245.806,
    "s": 88.571,
    "l": 6.863
  },
  "oklch": {
    "l": 0.13019,
    "c": 0.06696,
    "h": 279.1
  },
  "luminance": 0.00185
}

Semantic roles & 50–950 ramp

primary

#050221

secondary

#5F6718

accent

#FF29EA

background

#F4F4F5

surface

#E6E6E9

border

#C2C2C5

text

#000004

muted

#777779

Preview Lab

Preview with #050221

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

Preview Lab → · Contrast checker → · Palette generator →