#101718#101718

#101718 is a very dark, near-neutral teal. Relative luminance 0.008; OKLCH L 19.8% C 0.011 H 207.0°. Best body text is #FFFFFF at 18.14:1 contrast (WCAG AA passes).

Color values

HEX	#101718
RGB	rgb(16, 23, 24)
HSL	hsl(188, 20%, 8%)
HSV	hsv(188, 33%, 9%)
CMYK	cmyk(33.3%, 4.2%, 0%, 90.6%)
CIE-LAB	lab(7.13, -2.66, -1.73)
CIE-LCH	lch(7.13, 3.17, 213.08°)
OKLab	oklab(19.79% -0.0095 -0.0049)
OKLCH	oklch(19.79% 0.011 207)
XYZ	xyz(0.6849, 0.7889, 0.9802)
Luminance	0.0079 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101718 #181110

analogous

#101815 #101718 #101318

triadic

#101718 #181017 #171810

tetradic

#101718 #151018 #181110 #131810

square

#101718 #151018 #181110 #131810

split-complementary

#101718 #181013 #181510

monochromatic

#0C1212 #0C1212 #101718 #283A3D #415D61

Accessibility & contrast

On white

18.14

#101718 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#101718 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101718

18.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101718	#FFFFFF	#000000	##FFFFFF
##101718	1.00	18.14	1.16	18.14
#FFFFFF	18.14	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161618

Deuteranopia (green-blind)

#141518

Tritanopia (blue-blind)

#0E1817

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #101718;
/* rgb */ color: rgb(16, 23, 24);
/* oklch */ color: oklch(19.8% 0.011 207.0);

Tailwind

colors: {
  custom: {
    50: '#4e5354',
    500: '#101718',
    950: '#000000',
  },
}

SCSS

$custom: #101718;
$custom-light: #4e5354;
$custom-dark: #000000;

JSON

{
  "hex": "#101718",
  "rgb": {
    "r": 16,
    "g": 23,
    "b": 24
  },
  "hsl": {
    "h": 187.5,
    "s": 20,
    "l": 7.843
  },
  "oklch": {
    "l": 0.19794,
    "c": 0.01071,
    "h": 207
  },
  "luminance": 0.00789
}

Semantic roles & 50–950 ramp

primary

#101718

secondary

#4B3B39

accent

#756BBD

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#010202

muted

#777878

Preview Lab

Preview with #101718

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

Preview Lab → · Contrast checker → · Palette generator →