#16181C#16181C

#16181C is a very dark, near-neutral blue. Relative luminance 0.009; OKLCH L 20.9% C 0.009 H 264.4°. Best body text is #FFFFFF at 17.77:1 contrast (WCAG AA passes).

Color values

HEX	#16181C
RGB	rgb(22, 24, 28)
HSL	hsl(220, 12%, 10%)
HSV	hsv(220, 21%, 11%)
CMYK	cmyk(21.4%, 14.3%, 0%, 89%)
CIE-LAB	lab(8.20, 0.18, -3.13)
CIE-LCH	lch(8.20, 3.14, 273.21°)
OKLab	oklab(20.86% -0.0008 -0.0085)
OKLCH	oklch(20.86% 0.009 264.4)
XYZ	xyz(0.8671, 0.9077, 1.2279)
Luminance	0.0091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16181C #1C1A16

analogous

#161B1C #16181C #17161C

triadic

#16181C #1C1618 #181C16

tetradic

#16181C #1C161B #1C1A16 #161C17

square

#16181C #1C161B #1C1A16 #161C17

split-complementary

#16181C #1C1716 #1B1C16

monochromatic

#0D0F11 #0D0F11 #16181C #31353E #4C5361

Accessibility & contrast

On white

17.77

#16181C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#16181C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16181C

17.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16181C	#FFFFFF	#000000	##FFFFFF
##16181C	1.00	17.77	1.18	17.77
#FFFFFF	17.77	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17181C

Deuteranopia (green-blind)

#16181C

Tritanopia (blue-blind)

#151919

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #16181c;
/* rgb */ color: rgb(22, 24, 28);
/* oklch */ color: oklch(20.9% 0.009 264.4);

Tailwind

colors: {
  custom: {
    50: '#535458',
    500: '#16181c',
    950: '#000000',
  },
}

SCSS

$custom: #16181c;
$custom-light: #535458;
$custom-dark: #000000;

JSON

{
  "hex": "#16181c",
  "rgb": {
    "r": 22,
    "g": 24,
    "b": 28
  },
  "hsl": {
    "h": 220,
    "s": 12,
    "l": 9.804
  },
  "oklch": {
    "l": 0.20864,
    "c": 0.00851,
    "h": 264.4
  },
  "luminance": 0.00908
}

Semantic roles & 50–950 ramp

primary

#16181C

secondary

#4D4941

accent

#9F73B5

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#020203

muted

#787878

Preview Lab

Preview with #16181C

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

Preview Lab → · Contrast checker → · Palette generator →