#00161B#00161B

#00161B is a very dark, muted cyan. Relative luminance 0.007; OKLCH L 18.4% C 0.032 H 213.4°. Best body text is #FFFFFF at 18.57:1 contrast (WCAG AA passes).

Color values

HEX	#00161B
RGB	rgb(0, 22, 27)
HSL	hsl(191, 100%, 5%)
HSV	hsv(191, 100%, 11%)
CMYK	cmyk(100%, 18.5%, 0%, 89.4%)
CIE-LAB	lab(5.90, -5.57, -5.96)
CIE-LCH	lch(5.90, 8.16, 226.98°)
OKLab	oklab(18.4% -0.0269 -0.0177)
OKLCH	oklch(18.4% 0.032 213.4)
XYZ	xyz(0.4847, 0.6529, 1.1372)
Luminance	0.0065 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#00161B #1B0500

analogous

#001B12 #00161B #00081B

triadic

#00161B #1B0016 #161B00

tetradic

#00161B #12001B #1B0500 #081B00

square

#00161B #12001B #1B0500 #081B00

split-complementary

#00161B #1B0008 #1B1200

monochromatic

#00191F #00191F #00191F #004858 #007A95

Accessibility & contrast

On white

18.57

#00161B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#00161B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #00161B

18.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##00161B	#FFFFFF	#000000	##FFFFFF
##00161B	1.00	18.57	1.13	18.57
#FFFFFF	18.57	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12151B

Deuteranopia (green-blind)

#0E121B

Tritanopia (blue-blind)

#001818

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #00161b;
/* rgb */ color: rgb(0, 22, 27);
/* oklch */ color: oklch(18.4% 0.032 213.4);

Tailwind

colors: {
  custom: {
    50: '#465257',
    500: '#00161b',
    950: '#000000',
  },
}

SCSS

$custom: #00161b;
$custom-light: #465257;
$custom-dark: #000000;

JSON

{
  "hex": "#00161b",
  "rgb": {
    "r": 0,
    "g": 22,
    "b": 27
  },
  "hsl": {
    "h": 191.111,
    "s": 100,
    "l": 5.294
  },
  "oklch": {
    "l": 0.18397,
    "c": 0.03224,
    "h": 213.4
  },
  "luminance": 0.00653
}

Semantic roles & 50–950 ramp

primary

#00161B

secondary

#652112

accent

#5029FF

background

#F3F4F5

surface

#E5E7E9

border

#C1C3C5

text

#000203

muted

#767878

Preview Lab

Preview with #00161B

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

Preview Lab → · Contrast checker → · Palette generator →