#1B0109#1B0109

#1B0109 is a very dark, muted pink. Relative luminance 0.003; OKLCH L 14.7% C 0.054 H 1.4°. Best body text is #FFFFFF at 19.91:1 contrast (WCAG AA passes).

Color values

HEX	#1B0109
RGB	rgb(27, 1, 9)
HSL	hsl(342, 93%, 5%)
HSV	hsv(342, 96%, 11%)
CMYK	cmyk(0%, 96.3%, 66.7%, 89.4%)
CIE-LAB	lab(2.48, 10.29, 0.21)
CIE-LCH	lch(2.48, 10.30, 1.15°)
OKLab	oklab(14.71% 0.0543 0.0014)
OKLCH	oklch(14.71% 0.054 1.4)
XYZ	xyz(0.5122, 0.2745, 0.2844)
Luminance	0.0027 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0109 #011B13

analogous

#1B0116 #1B0109 #1B0601

triadic

#1B0109 #091B01 #01091B

tetradic

#1B0109 #161B01 #011B13 #06011B

square

#1B0109 #161B01 #011B13 #06011B

split-complementary

#1B0109 #011B06 #01161B

monochromatic

#1E010A #1E010A #1E010A #56031D #910530

Accessibility & contrast

On white

19.91

#1B0109 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.05

#1B0109 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0109

19.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0109	#FFFFFF	#000000	##FFFFFF
##1B0109	1.00	19.91	1.05	19.91
#FFFFFF	19.91	1.00	21.00	1.00
#000000	1.05	21.00	1.00	21.00
##FFFFFF	19.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#050609

Deuteranopia (green-blind)

#0C0B08

Tritanopia (blue-blind)

#1E0004

Achromatopsia (no color)

#090909

Design tokens & code

CSS

--color: #1b0109;
/* rgb */ color: rgb(27, 1, 9);
/* oklch */ color: oklch(14.7% 0.054 1.4);

Tailwind

colors: {
  custom: {
    50: '#56474b',
    500: '#1b0109',
    950: '#000000',
  },
}

SCSS

$custom: #1b0109;
$custom-light: #56474b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0109",
  "rgb": {
    "r": 27,
    "g": 1,
    "b": 9
  },
  "hsl": {
    "h": 341.538,
    "s": 92.857,
    "l": 5.49
  },
  "oklch": {
    "l": 0.14714,
    "c": 0.05428,
    "h": 1.4
  },
  "luminance": 0.00274
}

Semantic roles & 50–950 ramp

primary

#1B0109

secondary

#15634B

accent

#FFBD29

background

#F5F3F4

surface

#E9E5E7

border

#C5C1C3

text

#030001

muted

#787777

Preview Lab

Preview with #1B0109

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

Preview Lab → · Contrast checker → · Palette generator →