#042229#042229

#042229 is a very dark, muted cyan. Relative luminance 0.013; OKLCH L 23.4% C 0.037 H 216.3°. Best body text is #FFFFFF at 16.59:1 contrast (WCAG AA passes).

Color values

HEX	#042229
RGB	rgb(4, 34, 41)
HSL	hsl(191, 82%, 9%)
HSV	hsv(191, 90%, 16%)
CMYK	cmyk(90.2%, 17.1%, 0%, 83.9%)
CIE-LAB	lab(11.48, -8.09, -7.90)
CIE-LCH	lch(11.48, 11.31, 224.33°)
OKLab	oklab(23.37% -0.0301 -0.0221)
OKLCH	oklch(23.37% 0.037 216.3)
XYZ	xyz(1.0222, 1.3298, 2.3002)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042229 #290B04

analogous

#04291E #042229 #041029

triadic

#042229 #290422 #222904

tetradic

#042229 #1E0429 #290B04 #102904

square

#042229 #1E0429 #290B04 #102904

split-complementary

#042229 #290410 #291E04

monochromatic

#03171C #03171C #042229 #095061 #0F7E99

Accessibility & contrast

On white

16.59

#042229 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#042229 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042229

16.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042229	#FFFFFF	#000000	##FFFFFF
##042229	1.00	16.59	1.27	16.59
#FFFFFF	16.59	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D2129

Deuteranopia (green-blind)

#181D29

Tritanopia (blue-blind)

#002424

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #042229;
/* rgb */ color: rgb(4, 34, 41);
/* oklch */ color: oklch(23.4% 0.037 216.3);

Tailwind

colors: {
  custom: {
    50: '#4a5d62',
    500: '#042229',
    950: '#000000',
  },
}

SCSS

$custom: #042229;
$custom-light: #4a5d62;
$custom-dark: #000000;

JSON

{
  "hex": "#042229",
  "rgb": {
    "r": 4,
    "g": 34,
    "b": 41
  },
  "hsl": {
    "h": 191.351,
    "s": 82.222,
    "l": 8.824
  },
  "oklch": {
    "l": 0.23369,
    "c": 0.03729,
    "h": 216.3
  },
  "luminance": 0.0133
}

Semantic roles & 50–950 ramp

primary

#042229

secondary

#6C2C1D

accent

#552FF9

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#010405

muted

#777979

Preview Lab

Preview with #042229

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

Preview Lab → · Contrast checker → · Palette generator →