#1F021F#1F021F

#1F021F is a very dark, moderate purple. Relative luminance 0.004; OKLCH L 17.3% C 0.071 H 328.1°. Best body text is #FFFFFF at 19.32:1 contrast (WCAG AA passes).

Color values

HEX	#1F021F
RGB	rgb(31, 2, 31)
HSL	hsl(300, 88%, 6%)
HSV	hsv(300, 94%, 12%)
CMYK	cmyk(0%, 93.5%, 0%, 87.8%)
CIE-LAB	lab(3.92, 17.28, -11.79)
CIE-LCH	lch(3.92, 20.92, 325.71°)
OKLab	oklab(17.25% 0.0603 -0.0375)
OKLCH	oklch(17.25% 0.071 328.1)
XYZ	xyz(0.8341, 0.4337, 1.3358)
Luminance	0.0043 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F021F #021F02

analogous

#11021F #1F021F #1F0211

triadic

#1F021F #1F1F02 #021F1F

tetradic

#1F021F #1F1102 #021F02 #02111F

square

#1F021F #1F1102 #021F02 #02111F

split-complementary

#1F021F #111F02 #021F11

monochromatic

#1D021D #1D021D #1F021F #580658 #920992

Accessibility & contrast

On white

19.32

#1F021F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#1F021F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F021F

19.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F021F	#FFFFFF	#000000	##FFFFFF
##1F021F	1.00	19.32	1.09	19.32
#FFFFFF	19.32	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000B20

Deuteranopia (green-blind)

#080F1E

Tritanopia (blue-blind)

#20050F

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #1f021f;
/* rgb */ color: rgb(31, 2, 31);
/* oklch */ color: oklch(17.3% 0.071 328.1);

Tailwind

colors: {
  custom: {
    50: '#5a475a',
    500: '#1f021f',
    950: '#000000',
  },
}

SCSS

$custom: #1f021f;
$custom-light: #5a475a;
$custom-dark: #000000;

JSON

{
  "hex": "#1f021f",
  "rgb": {
    "r": 31,
    "g": 2,
    "b": 31
  },
  "hsl": {
    "h": 300,
    "s": 87.879,
    "l": 6.471
  },
  "oklch": {
    "l": 0.17252,
    "c": 0.07099,
    "h": 328.1
  },
  "luminance": 0.00434
}

Semantic roles & 50–950 ramp

primary

#1F021F

secondary

#186518

accent

#FE2A2A

background

#F5F4F5

surface

#E9E6E9

border

#C5C2C5

text

#040004

muted

#797779

Preview Lab

Preview with #1F021F

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

Preview Lab → · Contrast checker → · Palette generator →