#1F001C#1F001C

#1F001C is a very dark, moderate purple. Relative luminance 0.004; OKLCH L 16.5% C 0.075 H 332.3°. Best body text is #FFFFFF at 19.53:1 contrast (WCAG AA passes).

Color values

HEX	#1F001C
RGB	rgb(31, 0, 28)
HSL	hsl(306, 100%, 6%)
HSV	hsv(306, 100%, 12%)
CMYK	cmyk(0%, 100%, 9.7%, 87.8%)
CIE-LAB	lab(3.39, 17.13, -10.20)
CIE-LCH	lch(3.39, 19.93, 329.23°)
OKLab	oklab(16.55% 0.066 -0.0346)
OKLCH	oklch(16.55% 0.075 332.3)
XYZ	xyz(0.7747, 0.3752, 1.1300)
Luminance	0.0037 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F001C #001F03

analogous

#12001F #1F001C #1F000C

triadic

#1F001C #1C1F00 #001C1F

tetradic

#1F001C #1F1200 #001F03 #000C1F

square

#1F001C #1F1200 #001F03 #000C1F

split-complementary

#1F001C #0C1F00 #001F12

monochromatic

#1F001C #1F001C #1F001C #5C0053 #99008B

Accessibility & contrast

On white

19.53

#1F001C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#1F001C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F001C

19.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F001C	#FFFFFF	#000000	##FFFFFF
##1F001C	1.00	19.53	1.08	19.53
#FFFFFF	19.53	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00091D

Deuteranopia (green-blind)

#080E1B

Tritanopia (blue-blind)

#21020C

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #1f001c;
/* rgb */ color: rgb(31, 0, 28);
/* oklch */ color: oklch(16.5% 0.075 332.3);

Tailwind

colors: {
  custom: {
    50: '#5a4658',
    500: '#1f001c',
    950: '#000000',
  },
}

SCSS

$custom: #1f001c;
$custom-light: #5a4658;
$custom-dark: #000000;

JSON

{
  "hex": "#1f001c",
  "rgb": {
    "r": 31,
    "g": 0,
    "b": 28
  },
  "hsl": {
    "h": 305.806,
    "s": 100,
    "l": 6.078
  },
  "oklch": {
    "l": 0.16547,
    "c": 0.07455,
    "h": 332.3
  },
  "luminance": 0.00375
}

Semantic roles & 50–950 ramp

primary

#1F001C

secondary

#12681B

accent

#FF3E29

background

#F5F3F5

surface

#E9E5E9

border

#C5C1C5

text

#040003

muted

#797778

Preview Lab

Preview with #1F001C

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

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