#040222#040222

#040222 is a very dark, moderate blue. Relative luminance 0.002; OKLCH L 13.0% C 0.069 H 276.1°. Best body text is #FFFFFF at 20.25:1 contrast (WCAG AA passes).

Color values

HEX	#040222
RGB	rgb(4, 2, 34)
HSL	hsl(244, 89%, 7%)
HSV	hsv(244, 94%, 13%)
CMYK	cmyk(88.2%, 94.1%, 0%, 86.7%)
CIE-LAB	lab(1.67, 7.57, -17.80)
CIE-LCH	lch(1.67, 19.34, 293.05°)
OKLab	oklab(13.01% 0.0073 -0.0686)
OKLCH	oklch(13.01% 0.069 276.1)
XYZ	xyz(0.3604, 0.1847, 1.5297)
Luminance	0.0019 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.85

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040222 #202202

analogous

#021022 #040222 #140222

triadic

#040222 #220402 #022204

tetradic

#040222 #220210 #202202 #022214

square

#040222 #220210 #202202 #022214

split-complementary

#040222 #221402 #102202

monochromatic

#03021D #03021D #040222 #0B055C #120996

Accessibility & contrast

On white

20.25

#040222 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.04

#040222 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040222

20.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040222	#FFFFFF	#000000	##FFFFFF
##040222	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)

#000723

Deuteranopia (green-blind)

#000521

Tritanopia (blue-blind)

#000910

Achromatopsia (no color)

#060606

Design tokens & code

CSS

--color: #040222;
/* rgb */ color: rgb(4, 2, 34);
/* oklch */ color: oklch(13.0% 0.069 276.1);

Tailwind

colors: {
  custom: {
    50: '#48475d',
    500: '#040222',
    950: '#000000',
  },
}

SCSS

$custom: #040222;
$custom-light: #48475d;
$custom-dark: #000000;

JSON

{
  "hex": "#040222",
  "rgb": {
    "r": 4,
    "g": 2,
    "b": 34
  },
  "hsl": {
    "h": 243.75,
    "s": 88.889,
    "l": 7.059
  },
  "oklch": {
    "l": 0.13006,
    "c": 0.06895,
    "h": 276.1
  },
  "luminance": 0.00185
}

Semantic roles & 50–950 ramp

primary

#040222

secondary

#636818

accent

#FF29F2

background

#F4F4F5

surface

#E6E6E9

border

#C2C2C5

text

#000004

muted

#777779

Preview Lab

Preview with #040222

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

Preview Lab → · Contrast checker → · Palette generator →