#001819#001819

#001819 is a very dark, muted teal. Relative luminance 0.007; OKLCH L 19.0% C 0.032 H 198.4°. Best body text is #FFFFFF at 18.35:1 contrast (WCAG AA passes).

Color values

HEX	#001819
RGB	rgb(0, 24, 25)
HSL	hsl(182, 100%, 5%)
HSV	hsv(182, 100%, 10%)
CMYK	cmyk(100%, 4%, 0%, 90.2%)
CIE-LAB	lab(6.53, -7.60, -3.48)
CIE-LCH	lch(6.53, 8.36, 204.61°)
OKLab	oklab(18.98% -0.0306 -0.0102)
OKLCH	oklch(18.98% 0.032 198.4)
XYZ	xyz(0.5020, 0.7234, 1.0327)
Luminance	0.0072 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001819 #190100

analogous

#00190E #001819 #000C19

triadic

#001819 #190018 #181900

tetradic

#001819 #0E0019 #190100 #0C1900

square

#001819 #0E0019 #190100 #0C1900

split-complementary

#001819 #19000C #190E00

monochromatic

#001D1F #001D1F #001D1F #005356 #008E93

Accessibility & contrast

On white

18.35

#001819 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#001819 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001819

18.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001819	#FFFFFF	#000000	##FFFFFF
##001819	1.00	18.35	1.14	18.35
#FFFFFF	18.35	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151619

Deuteranopia (green-blind)

#111319

Tritanopia (blue-blind)

#001918

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #001819;
/* rgb */ color: rgb(0, 24, 25);
/* oklch */ color: oklch(19.0% 0.032 198.4);

Tailwind

colors: {
  custom: {
    50: '#465455',
    500: '#001819',
    950: '#000000',
  },
}

SCSS

$custom: #001819;
$custom-light: #465455;
$custom-dark: #000000;

JSON

{
  "hex": "#001819",
  "rgb": {
    "r": 0,
    "g": 24,
    "b": 25
  },
  "hsl": {
    "h": 182.4,
    "s": 100,
    "l": 4.902
  },
  "oklch": {
    "l": 0.18976,
    "c": 0.03227,
    "h": 198.4
  },
  "luminance": 0.00723
}

Semantic roles & 50–950 ramp

primary

#001819

secondary

#631512

accent

#3129FF

background

#F3F4F4

surface

#E5E7E7

border

#C1C3C3

text

#000203

muted

#767878

Preview Lab

Preview with #001819

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

Preview Lab → · Contrast checker → · Palette generator →