#1C021B#1C021B

#1C021B is a very dark, moderate purple. Relative luminance 0.004; OKLCH L 16.3% C 0.065 H 329.6°. Best body text is #FFFFFF at 19.56:1 contrast (WCAG AA passes).

Color values

HEX	#1C021B
RGB	rgb(28, 2, 27)
HSL	hsl(302, 87%, 6%)
HSV	hsv(302, 93%, 11%)
CMYK	cmyk(0%, 92.9%, 3.6%, 89%)
CIE-LAB	lab(3.34, 14.22, -9.51)
CIE-LCH	lch(3.34, 17.11, 326.22°)
OKLab	oklab(16.32% 0.0562 -0.033)
OKLCH	oklch(16.32% 0.065 329.6)
XYZ	xyz(0.6984, 0.3695, 1.0712)
Luminance	0.0037 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C021B #021C03

analogous

#10021C #1C021B #1C020E

triadic

#1C021B #1B1C02 #021B1C

tetradic

#1C021B #1C1002 #021C03 #020E1C

square

#1C021B #1C1002 #021C03 #020E1C

split-complementary

#1C021B #0E1C02 #021C10

monochromatic

#1D021C #1D021C #1D021C #550652 #8E0A89

Accessibility & contrast

On white

19.56

#1C021B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#1C021B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C021B

19.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C021B	#FFFFFF	#000000	##FFFFFF
##1C021B	1.00	19.56	1.07	19.56
#FFFFFF	19.56	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#010A1C

Deuteranopia (green-blind)

#080D1A

Tritanopia (blue-blind)

#1D040C

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #1c021b;
/* rgb */ color: rgb(28, 2, 27);
/* oklch */ color: oklch(16.3% 0.065 329.6);

Tailwind

colors: {
  custom: {
    50: '#574757',
    500: '#1c021b',
    950: '#000000',
  },
}

SCSS

$custom: #1c021b;
$custom-light: #574757;
$custom-dark: #000000;

JSON

{
  "hex": "#1c021b",
  "rgb": {
    "r": 28,
    "g": 2,
    "b": 27
  },
  "hsl": {
    "h": 302.308,
    "s": 86.667,
    "l": 5.882
  },
  "oklch": {
    "l": 0.16324,
    "c": 0.06517,
    "h": 329.6
  },
  "luminance": 0.00369
}

Semantic roles & 50–950 ramp

primary

#1C021B

secondary

#18621B

accent

#FD332B

background

#F5F4F5

surface

#E9E6E9

border

#C5C2C5

text

#030003

muted

#787778

Preview Lab

Preview with #1C021B

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

Preview Lab → · Contrast checker → · Palette generator →