#101618#101618

#101618 is a very dark, near-neutral cyan. Relative luminance 0.007; OKLCH L 19.5% C 0.010 H 220.1°. Best body text is #FFFFFF at 18.26:1 contrast (WCAG AA passes).

Color values

HEX	#101618
RGB	rgb(16, 22, 24)
HSL	hsl(195, 20%, 8%)
HSV	hsv(195, 33%, 9%)
CMYK	cmyk(33.3%, 8.3%, 0%, 90.6%)
CIE-LAB	lab(6.77, -1.94, -2.25)
CIE-LCH	lch(6.77, 2.97, 229.21°)
OKLab	oklab(19.49% -0.0076 -0.0064)
OKLCH	oklch(19.49% 0.01 220.1)
XYZ	xyz(0.6654, 0.7499, 0.9737)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101618 #181210

analogous

#101816 #101618 #101218

triadic

#101618 #181016 #161810

tetradic

#101618 #161018 #181210 #121810

square

#101618 #161018 #181210 #121810

split-complementary

#101618 #181012 #181610

monochromatic

#0C1112 #0C1112 #101618 #28383D #415961

Accessibility & contrast

On white

18.26

#101618 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#101618 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101618

18.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101618	#FFFFFF	#000000	##FFFFFF
##101618	1.00	18.26	1.15	18.26
#FFFFFF	18.26	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151618

Deuteranopia (green-blind)

#131518

Tritanopia (blue-blind)

#0E1717

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #101618;
/* rgb */ color: rgb(16, 22, 24);
/* oklch */ color: oklch(19.5% 0.010 220.1);

Tailwind

colors: {
  custom: {
    50: '#4e5254',
    500: '#101618',
    950: '#000000',
  },
}

SCSS

$custom: #101618;
$custom-light: #4e5254;
$custom-dark: #000000;

JSON

{
  "hex": "#101618",
  "rgb": {
    "r": 16,
    "g": 22,
    "b": 24
  },
  "hsl": {
    "h": 195,
    "s": 20,
    "l": 7.843
  },
  "oklch": {
    "l": 0.19488,
    "c": 0.00999,
    "h": 220.1
  },
  "luminance": 0.0075
}

Semantic roles & 50–950 ramp

primary

#101618

secondary

#4B3D39

accent

#806BBD

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010202

muted

#777878

Preview Lab

Preview with #101618

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

Preview Lab → · Contrast checker → · Palette generator →