#1B1C19#1B1C19

#1B1C19 is a very dark, near-neutral grey. Relative luminance 0.011; OKLCH L 22.4% C 0.006 H 121.9°. Best body text is #FFFFFF at 17.12:1 contrast (WCAG AA passes).

Color values

HEX	#1B1C19
RGB	rgb(27, 28, 25)
HSL	hsl(80, 6%, 10%)
HSV	hsv(80, 11%, 11%)
CMYK	cmyk(3.6%, 0%, 10.7%, 89%)
CIE-LAB	lab(10.06, -1.22, 1.91)
CIE-LCH	lch(10.06, 2.27, 122.62°)
OKLab	oklab(22.42% -0.0031 0.005)
OKLCH	oklch(22.42% 0.006 121.9)
XYZ	xyz(1.0427, 1.1337, 1.0834)
Luminance	0.0113 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B1C19 #1A191C

analogous

#1C1B19 #1B1C19 #191C19

triadic

#1B1C19 #191B1C #1C191B

tetradic

#1B1C19 #191C1B #1A191C #1C1919

square

#1B1C19 #191C1B #1A191C #1C1919

split-complementary

#1B1C19 #19191C #1B191C

monochromatic

#10100E #10100E #1B1C19 #3A3C36 #595D53

Accessibility & contrast

On white

17.12

#1B1C19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#1B1C19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B1C19

17.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B1C19	#FFFFFF	#000000	##FFFFFF
##1B1C19	1.00	17.12	1.23	17.12
#FFFFFF	17.12	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1C19

Deuteranopia (green-blind)

#1C1C19

Tritanopia (blue-blind)

#1B1C1B

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #1b1c19;
/* rgb */ color: rgb(27, 28, 25);
/* oklch */ color: oklch(22.4% 0.006 121.9);

Tailwind

colors: {
  custom: {
    50: '#575755',
    500: '#1b1c19',
    950: '#000000',
  },
}

SCSS

$custom: #1b1c19;
$custom-light: #575755;
$custom-dark: #000000;

JSON

{
  "hex": "#1b1c19",
  "rgb": {
    "r": 27,
    "g": 28,
    "b": 25
  },
  "hsl": {
    "h": 80,
    "s": 5.66,
    "l": 10.392
  },
  "oklch": {
    "l": 0.2242,
    "c": 0.00589,
    "h": 121.9
  },
  "luminance": 0.01134
}

Semantic roles & 50–950 ramp

primary

#1B1C19

secondary

#47464B

accent

#79AF8B

background

#F5F5F4

surface

#E9E9E7

border

#C5C5C3

text

#030303

muted

#787878

Preview Lab

Preview with #1B1C19

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

Preview Lab → · Contrast checker → · Palette generator →