#401B3A#401B3A

#401B3A is a dark, moderate purple. Relative luminance 0.022; OKLCH L 28.9% C 0.074 H 333.8°. Best body text is #FFFFFF at 14.63:1 contrast (WCAG AA passes).

Color values

HEX	#401B3A
RGB	rgb(64, 27, 58)
HSL	hsl(310, 41%, 18%)
HSV	hsv(310, 58%, 25%)
CMYK	cmyk(0%, 57.8%, 9.4%, 74.9%)
CIE-LAB	lab(16.40, 22.95, -11.98)
CIE-LCH	lch(16.40, 25.89, 332.44°)
OKLab	oklab(28.87% 0.066 -0.0325)
OKLCH	oklch(28.87% 0.074 333.8)
XYZ	xyz(3.2700, 2.1796, 4.2506)
Luminance	0.0218 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401B3A #1B4021

analogous

#331B40 #401B3A #401B27

triadic

#401B3A #3A401B #1B3A40

tetradic

#401B3A #40331B #1B4021 #1B2740

square

#401B3A #40331B #1B4021 #1B2740

split-complementary

#401B3A #27401B #1B4033

monochromatic

#160914 #160914 #401B3A #6B2D61 #963F88

Accessibility & contrast

On white

14.63

#401B3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#401B3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401B3A

14.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401B3A	#FFFFFF	#000000	##FFFFFF
##401B3A	1.00	14.63	1.44	14.63
#FFFFFF	14.63	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B253B

Deuteranopia (green-blind)

#252B39

Tritanopia (blue-blind)

#431D27

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #401b3a;
/* rgb */ color: rgb(64, 27, 58);
/* oklch */ color: oklch(28.9% 0.074 333.8);

Tailwind

colors: {
  custom: {
    50: '#765970',
    500: '#401b3a',
    950: '#000000',
  },
}

SCSS

$custom: #401b3a;
$custom-light: #765970;
$custom-dark: #000000;

JSON

{
  "hex": "#401b3a",
  "rgb": {
    "r": 64,
    "g": 27,
    "b": 58
  },
  "hsl": {
    "h": 309.73,
    "s": 40.659,
    "l": 17.843
  },
  "oklch": {
    "l": 0.28874,
    "c": 0.07361,
    "h": 333.8
  },
  "luminance": 0.02179
}

Semantic roles & 50–950 ramp

primary

#401B3A

secondary

#41754A

accent

#D16B57

background

#F7F5F6

surface

#EDE9EC

border

#C8C5C7

text

#080307

muted

#7B787A

Preview Lab

Preview with #401B3A

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

Preview Lab → · Contrast checker → · Palette generator →