#401B4A#401B4A

#401B4A is a dark, moderate purple. Relative luminance 0.024; OKLCH L 29.8% C 0.091 H 318.6°. Best body text is #FFFFFF at 14.25:1 contrast (WCAG AA passes).

Color values

HEX	#401B4A
RGB	rgb(64, 27, 74)
HSL	hsl(287, 47%, 20%)
HSV	hsv(287, 64%, 29%)
CMYK	cmyk(13.5%, 63.5%, 0%, 71%)
CIE-LAB	lab(17.31, 26.51, -21.67)
CIE-LCH	lch(17.31, 34.24, 320.74°)
OKLab	oklab(29.84% 0.0686 -0.0604)
OKLCH	oklch(29.84% 0.091 318.6)
XYZ	xyz(3.7422, 2.3684, 6.7373)
Luminance	0.0237 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401B4A #254A1B

analogous

#291B4A #401B4A #4A1B3D

triadic

#401B4A #4A401B #1B4A40

tetradic

#401B4A #4A291B #254A1B #1B3D4A

square

#401B4A #4A291B #254A1B #1B3D4A

split-complementary

#401B4A #3D4A1B #1B4A29

monochromatic

#130816 #190B1D #401B4A #672B77 #8E3CA4

Accessibility & contrast

On white

14.25

#401B4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#401B4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401B4A

14.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401B4A	#FFFFFF	#000000	##FFFFFF
##401B4A	1.00	14.25	1.47	14.25
#FFFFFF	14.25	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10284C

Deuteranopia (green-blind)

#1E2C49

Tritanopia (blue-blind)

#40222F

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #401b4a;
/* rgb */ color: rgb(64, 27, 74);
/* oklch */ color: oklch(29.8% 0.091 318.6);

Tailwind

colors: {
  custom: {
    50: '#76597d',
    500: '#401b4a',
    950: '#000000',
  },
}

SCSS

$custom: #401b4a;
$custom-light: #76597d;
$custom-dark: #000000;

JSON

{
  "hex": "#401b4a",
  "rgb": {
    "r": 64,
    "g": 27,
    "b": 74
  },
  "hsl": {
    "h": 287.234,
    "s": 46.535,
    "l": 19.804
  },
  "oklch": {
    "l": 0.29841,
    "c": 0.09137,
    "h": 318.6
  },
  "luminance": 0.02368
}

Semantic roles & 50–950 ramp

primary

#401B4A

secondary

#4E8041

accent

#D6526E

background

#F7F5F7

surface

#EDE9EE

border

#C8C5C9

text

#090409

muted

#7B797B

Preview Lab

Preview with #401B4A

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

Preview Lab → · Contrast checker → · Palette generator →