#00151A#00151A

#00151A is a very dark, muted cyan. Relative luminance 0.006; OKLCH L 18.0% C 0.032 H 213.9°. Best body text is #FFFFFF at 18.71:1 contrast (WCAG AA passes).

Color values

HEX	#00151A
RGB	rgb(0, 21, 26)
HSL	hsl(192, 100%, 5%)
HSV	hsv(192, 100%, 10%)
CMYK	cmyk(100%, 19.2%, 0%, 89.8%)
CIE-LAB	lab(5.52, -5.17, -5.75)
CIE-LCH	lch(5.52, 7.73, 228.06°)
OKLab	oklab(18% -0.0262 -0.0176)
OKLCH	oklch(18% 0.032 213.9)
XYZ	xyz(0.4545, 0.6109, 1.0710)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#00151A #1A0500

analogous

#001A12 #00151A #00081A

triadic

#00151A #1A0015 #151A00

tetradic

#00151A #12001A #1A0500 #081A00

square

#00151A #12001A #1A0500 #081A00

split-complementary

#00151A #1A0008 #1A1200

monochromatic

#00191F #00191F #00191F #004657 #007894

Accessibility & contrast

On white

18.71

#00151A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#00151A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #00151A

18.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##00151A	#FFFFFF	#000000	##FFFFFF
##00151A	1.00	18.71	1.12	18.71
#FFFFFF	18.71	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11141A

Deuteranopia (green-blind)

#0D111A

Tritanopia (blue-blind)

#001717

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #00151a;
/* rgb */ color: rgb(0, 21, 26);
/* oklch */ color: oklch(18.0% 0.032 213.9);

Tailwind

colors: {
  custom: {
    50: '#465256',
    500: '#00151a',
    950: '#000000',
  },
}

SCSS

$custom: #00151a;
$custom-light: #465256;
$custom-dark: #000000;

JSON

{
  "hex": "#00151a",
  "rgb": {
    "r": 0,
    "g": 21,
    "b": 26
  },
  "hsl": {
    "h": 191.538,
    "s": 100,
    "l": 5.098
  },
  "oklch": {
    "l": 0.17995,
    "c": 0.03161,
    "h": 213.9
  },
  "luminance": 0.00611
}

Semantic roles & 50–950 ramp

primary

#00151A

secondary

#642212

accent

#5229FF

background

#F3F4F5

surface

#E5E7E9

border

#C1C3C5

text

#000203

muted

#767878

Preview Lab

Preview with #00151A

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

Preview Lab → · Contrast checker → · Palette generator →