#1B0519#1B0519

#1B0519 is a very dark, muted purple. Relative luminance 0.004; OKLCH L 16.7% C 0.053 H 331.2°. Best body text is #FFFFFF at 19.40:1 contrast (WCAG AA passes).

Color values

HEX	#1B0519
RGB	rgb(27, 5, 25)
HSL	hsl(305, 69%, 6%)
HSV	hsv(305, 81%, 11%)
CMYK	cmyk(0%, 81.5%, 7.4%, 89.4%)
CIE-LAB	lab(3.72, 11.89, -7.36)
CIE-LCH	lch(3.72, 13.99, 328.24°)
OKLab	oklab(16.71% 0.0464 -0.0255)
OKLCH	oklch(16.71% 0.053 331.2)
XYZ	xyz(0.6817, 0.4118, 0.9631)
Luminance	0.0041 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0519 #051B07

analogous

#12051B #1B0519 #1B050E

triadic

#1B0519 #191B05 #05191B

tetradic

#1B0519 #1B1205 #051B07 #050E1B

square

#1B0519 #1B1205 #051B07 #050E1B

split-complementary

#1B0519 #0E1B05 #051B12

monochromatic

#1A0518 #1A0518 #1B0519 #4F0F49 #821879

Accessibility & contrast

On white

19.40

#1B0519 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#1B0519 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0519

19.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0519	#FFFFFF	#000000	##FFFFFF
##1B0519	1.00	19.40	1.08	19.40
#FFFFFF	19.40	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#040B1A

Deuteranopia (green-blind)

#0A0E18

Tritanopia (blue-blind)

#1C070D

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #1b0519;
/* rgb */ color: rgb(27, 5, 25);
/* oklch */ color: oklch(16.7% 0.053 331.2);

Tailwind

colors: {
  custom: {
    50: '#564955',
    500: '#1b0519',
    950: '#000000',
  },
}

SCSS

$custom: #1b0519;
$custom-light: #564955;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0519",
  "rgb": {
    "r": 27,
    "g": 5,
    "b": 25
  },
  "hsl": {
    "h": 305.455,
    "s": 68.75,
    "l": 6.275
  },
  "oklch": {
    "l": 0.16713,
    "c": 0.05292,
    "h": 331.2
  },
  "luminance": 0.00412
}

Semantic roles & 50–950 ramp

primary

#1B0519

secondary

#205C26

accent

#EC4C3C

background

#F5F4F4

surface

#E9E6E7

border

#C5C2C3

text

#030003

muted

#787778

Preview Lab

Preview with #1B0519

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

Preview Lab → · Contrast checker → · Palette generator →