#001B19#001B19

#001B19 is a very dark, muted teal. Relative luminance 0.009; OKLCH L 20.0% C 0.035 H 188.2°. Best body text is #FFFFFF at 17.94:1 contrast (WCAG AA passes).

Color values

HEX#001B19
RGBrgb(0, 27, 25)
HSLhsl(176, 100%, 5%)
HSVhsv(176, 100%, 11%)
CMYKcmyk(100%, 0%, 7.4%, 89.4%)
CIE-LABlab(7.71, -10.01, -1.74)
CIE-LCHlch(7.71, 10.16, 189.88°)
OKLaboklab(20.02% -0.0344 -0.0049)
OKLCHoklch(20.02% 0.035 188.2)
XYZxyz(0.5673, 0.8540, 1.0544)
Luminance0.0085 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#001B19 #1B0002
analogous
#001B0B #001B19 #000F1B
triadic
#001B19 #19001B #1B1900
tetradic
#001B19 #0B001B #1B0002 #0F1B00
square
#001B19 #0B001B #1B0002 #0F1B00
split-complementary
#001B19 #1B000F #1B0B00
monochromatic
#001F1C #001F1C #001F1C #005852 #00958A

Accessibility & contrast

On white

17.94
#001B19 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.17
#001B19 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001B19
17.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##001B19#FFFFFF#000000##FFFFFF
##001B191.0017.941.1717.94
#FFFFFF17.941.0021.001.00
#0000001.1721.001.0021.00
##FFFFFF17.941.0021.001.00

Color blindness preview

Protanopia (red-blind)
#191919
Deuteranopia (green-blind)
#141619
Tritanopia (blue-blind)
#001C1A
Achromatopsia (no color)
#171717

Design tokens & code

CSS
--color: #001b19;
/* rgb */ color: rgb(0, 27, 25);
/* oklch */ color: oklch(20.0% 0.035 188.2);
Tailwind
colors: {
  custom: {
    50: '#465755',
    500: '#001b19',
    950: '#000000',
  },
}
SCSS
$custom: #001b19;
$custom-light: #465755;
$custom-dark: #000000;
JSON
{
  "hex": "#001b19",
  "rgb": {
    "r": 0,
    "g": 27,
    "b": 25
  },
  "hsl": {
    "h": 175.556,
    "s": 100,
    "l": 5.294
  },
  "oklch": {
    "l": 0.20017,
    "c": 0.03479,
    "h": 188.2
  },
  "luminance": 0.00854
}

Semantic roles & 50–950 ramp

primary
#001B19
secondary
#651218
accent
#2939FF
background
#F3F5F4
surface
#E5E9E7
border
#C1C5C3
text
#000303
muted
#767878

Preview Lab

Preview with #001B19

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

Preview Lab → · Contrast checker → · Palette generator →

#001B19 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva