#1C021F#1C021F

#1C021F is a very dark, moderate purple. Relative luminance 0.004; OKLCH L 16.6% C 0.069 H 323.9°. Best body text is #FFFFFF at 19.48:1 contrast (WCAG AA passes).

Color values

HEX	#1C021F
RGB	rgb(28, 2, 31)
HSL	hsl(294, 88%, 6%)
HSV	hsv(294, 94%, 12%)
CMYK	cmyk(9.7%, 93.5%, 0%, 87.8%)
CIE-LAB	lab(3.52, 15.48, -12.43)
CIE-LCH	lch(3.52, 19.85, 321.23°)
OKLab	oklab(16.65% 0.056 -0.0408)
OKLCH	oklch(16.65% 0.069 323.9)
XYZ	xyz(0.7479, 0.3893, 1.3318)
Luminance	0.0039 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C021F #051F02

analogous

#0E021F #1C021F #1F0214

triadic

#1C021F #1F1C02 #021F1C

tetradic

#1C021F #1F0E02 #051F02 #02141F

square

#1C021F #1F0E02 #051F02 #02141F

split-complementary

#1C021F #141F02 #021F0E

monochromatic

#1A021D #1A021D #1C021F #500658 #840992

Accessibility & contrast

On white

19.48

#1C021F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#1C021F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C021F

19.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C021F	#FFFFFF	#000000	##FFFFFF
##1C021F	1.00	19.48	1.08	19.48
#FFFFFF	19.48	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000A20

Deuteranopia (green-blind)

#050E1E

Tritanopia (blue-blind)

#1D060F

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #1c021f;
/* rgb */ color: rgb(28, 2, 31);
/* oklch */ color: oklch(16.6% 0.069 323.9);

Tailwind

colors: {
  custom: {
    50: '#57475a',
    500: '#1c021f',
    950: '#000000',
  },
}

SCSS

$custom: #1c021f;
$custom-light: #57475a;
$custom-dark: #000000;

JSON

{
  "hex": "#1c021f",
  "rgb": {
    "r": 28,
    "g": 2,
    "b": 31
  },
  "hsl": {
    "h": 293.793,
    "s": 87.879,
    "l": 6.471
  },
  "oklch": {
    "l": 0.16648,
    "c": 0.06926,
    "h": 323.9
  },
  "luminance": 0.00389
}

Semantic roles & 50–950 ramp

primary

#1C021F

secondary

#206518

accent

#FE2A40

background

#F5F4F5

surface

#E9E6E9

border

#C5C2C5

text

#030004

muted

#787779

Preview Lab

Preview with #1C021F

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

Preview Lab → · Contrast checker → · Palette generator →