#000C17#000C17

#000C17 is a very dark, muted cyan. Relative luminance 0.003; OKLCH L 14.7% C 0.034 H 239.7°. Best body text is #FFFFFF at 19.72:1 contrast (WCAG AA passes).

Color values

HEX	#000C17
RGB	rgb(0, 12, 23)
HSL	hsl(209, 100%, 5%)
HSV	hsv(209, 100%, 9%)
CMYK	cmyk(100%, 47.8%, 0%, 91%)
CIE-LAB	lab(2.93, -0.93, -7.22)
CIE-LCH	lch(2.93, 7.27, 262.68°)
OKLab	oklab(14.71% -0.0169 -0.029)
OKLCH	oklch(14.71% 0.034 239.7)
XYZ	xyz(0.2861, 0.3248, 0.8581)
Luminance	0.0032 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#000C17 #170B00

analogous

#001717 #000C17 #000017

triadic

#000C17 #17000C #0C1700

tetradic

#000C17 #170017 #170B00 #001700

square

#000C17 #170017 #170B00 #001700

split-complementary

#000C17 #170000 #171700

monochromatic

#00101F #00101F #00101F #002C54 #004C91

Accessibility & contrast

On white

19.72

#000C17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#000C17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #000C17

19.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##000C17	#FFFFFF	#000000	##FFFFFF
##000C17	1.00	19.72	1.07	19.72
#FFFFFF	19.72	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#070C17

Deuteranopia (green-blind)

#040917

Tritanopia (blue-blind)

#000F10

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #000c17;
/* rgb */ color: rgb(0, 12, 23);
/* oklch */ color: oklch(14.7% 0.034 239.7);

Tailwind

colors: {
  custom: {
    50: '#464c53',
    500: '#000c17',
    950: '#000000',
  },
}

SCSS

$custom: #000c17;
$custom-light: #464c53;
$custom-dark: #000000;

JSON

{
  "hex": "#000c17",
  "rgb": {
    "r": 0,
    "g": 12,
    "b": 23
  },
  "hsl": {
    "h": 208.696,
    "s": 100,
    "l": 4.51
  },
  "oklch": {
    "l": 0.14707,
    "c": 0.03353,
    "h": 239.7
  },
  "luminance": 0.00325
}

Semantic roles & 50–950 ramp

primary

#000C17

secondary

#623811

accent

#8F29FF

background

#F3F4F4

surface

#E5E7E7

border

#C1C3C3

text

#000102

muted

#777778

Preview Lab

Preview with #000C17

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

Preview Lab → · Contrast checker → · Palette generator →