#000F1B#000F1B

#000F1B is a very dark, muted cyan. Relative luminance 0.004; OKLCH L 16.0% C 0.036 H 239.1°. Best body text is #FFFFFF at 19.37:1 contrast (WCAG AA passes).

Color values

HEX#000F1B
RGBrgb(0, 15, 27)
HSLhsl(207, 100%, 5%)
HSVhsv(207, 100%, 11%)
CMYKcmyk(100%, 44.4%, 0%, 89.4%)
CIE-LABlab(3.80, -1.28, -9.08)
CIE-LCHlch(3.80, 9.17, 261.97°)
OKLaboklab(16.03% -0.0186 -0.0311)
OKLCHoklch(16.03% 0.036 239.1)
XYZxyz(0.3686, 0.4207, 1.0985)
Luminance0.0042 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#000F1B #1B0C00
analogous
#001B19 #000F1B #00011B
triadic
#000F1B #1B000F #0F1B00
tetradic
#000F1B #19001B #1B0C00 #011B00
square
#000F1B #19001B #1B0C00 #011B00
split-complementary
#000F1B #1B0001 #1B1900
monochromatic
#00111F #00111F #00111F #003158 #005395

Accessibility & contrast

On white

19.37
#000F1B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.08
#000F1B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #000F1B
19.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##000F1B#FFFFFF#000000##FFFFFF
##000F1B1.0019.371.0819.37
#FFFFFF19.371.0021.001.00
#0000001.0821.001.0021.00
##FFFFFF19.371.0021.001.00

Color blindness preview

Protanopia (red-blind)
#090F1C
Deuteranopia (green-blind)
#050C1B
Tritanopia (blue-blind)
#001213
Achromatopsia (no color)
#0E0E0E

Design tokens & code

CSS
--color: #000f1b;
/* rgb */ color: rgb(0, 15, 27);
/* oklch */ color: oklch(16.0% 0.036 239.1);
Tailwind
colors: {
  custom: {
    50: '#464e57',
    500: '#000f1b',
    950: '#000000',
  },
}
SCSS
$custom: #000f1b;
$custom-light: #464e57;
$custom-dark: #000000;
JSON
{
  "hex": "#000f1b",
  "rgb": {
    "r": 0,
    "g": 15,
    "b": 27
  },
  "hsl": {
    "h": 206.667,
    "s": 100,
    "l": 5.294
  },
  "oklch": {
    "l": 0.16028,
    "c": 0.03619,
    "h": 239.1
  },
  "luminance": 0.00421
}

Semantic roles & 50–950 ramp

primary
#000F1B
secondary
#653712
accent
#8829FF
background
#F3F4F5
surface
#E5E7E9
border
#C1C3C5
text
#000103
muted
#767778

Preview Lab

Preview with #000F1B

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

Preview Lab → · Contrast checker → · Palette generator →

#000F1B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva