#042227#042227

#042227 is a very dark, muted teal. Relative luminance 0.013; OKLCH L 23.3% C 0.036 H 210.5°. Best body text is #FFFFFF at 16.62:1 contrast (WCAG AA passes).

Color values

HEX	#042227
RGB	rgb(4, 34, 39)
HSL	hsl(189, 81%, 8%)
HSV	hsv(189, 90%, 15%)
CMYK	cmyk(89.7%, 12.8%, 0%, 84.7%)
CIE-LAB	lab(11.39, -8.93, -6.59)
CIE-LCH	lch(11.39, 11.10, 216.44°)
OKLab	oklab(23.26% -0.0311 -0.0184)
OKLCH	oklch(23.26% 0.036 210.5)
XYZ	xyz(0.9881, 1.3162, 2.1210)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042227 #270904

analogous

#04271A #042227 #041027

triadic

#042227 #270422 #222704

tetradic

#042227 #1A0427 #270904 #102704

square

#042227 #1A0427 #270904 #102704

split-complementary

#042227 #270410 #271A04

monochromatic

#03181C #03181C #042227 #0A525F #0F8396

Accessibility & contrast

On white

16.62

#042227 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#042227 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042227

16.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042227	#FFFFFF	#000000	##FFFFFF
##042227	1.00	16.62	1.26	16.62
#FFFFFF	16.62	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2027

Deuteranopia (green-blind)

#191D27

Tritanopia (blue-blind)

#002424

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #042227;
/* rgb */ color: rgb(4, 34, 39);
/* oklch */ color: oklch(23.3% 0.036 210.5);

Tailwind

colors: {
  custom: {
    50: '#4a5d61',
    500: '#042227',
    950: '#000000',
  },
}

SCSS

$custom: #042227;
$custom-light: #4a5d61;
$custom-dark: #000000;

JSON

{
  "hex": "#042227",
  "rgb": {
    "r": 4,
    "g": 34,
    "b": 39
  },
  "hsl": {
    "h": 188.571,
    "s": 81.395,
    "l": 8.431
  },
  "oklch": {
    "l": 0.23262,
    "c": 0.03613,
    "h": 210.5
  },
  "luminance": 0.01316
}

Semantic roles & 50–950 ramp

primary

#042227

secondary

#6A281D

accent

#4D30F8

background

#F4F5F5

surface

#E7E9E9

border

#C3C5C5

text

#010405

muted

#777979

Preview Lab

Preview with #042227

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

Preview Lab → · Contrast checker → · Palette generator →