#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
RGB	rgb(0, 15, 27)
HSL	hsl(207, 100%, 5%)
HSV	hsv(207, 100%, 11%)
CMYK	cmyk(100%, 44.4%, 0%, 89.4%)
CIE-LAB	lab(3.80, -1.28, -9.08)
CIE-LCH	lch(3.80, 9.17, 261.97°)
OKLab	oklab(16.03% -0.0186 -0.0311)
OKLCH	oklch(16.03% 0.036 239.1)
XYZ	xyz(0.3686, 0.4207, 1.0985)
Luminance	0.0042 (WCAG relative)
Temperature	cool
Family	cyan

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
##000F1B	1.00	19.37	1.08	19.37
#FFFFFF	19.37	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.37	1.00	21.00	1.00

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 →