#401C8B#401C8B

#401C8B is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.5% C 0.168 H 289.7°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#401C8B
RGB	rgb(64, 28, 139)
HSL	hsl(259, 66%, 33%)
HSV	hsv(259, 80%, 55%)
CMYK	cmyk(54%, 79.9%, 0%, 45.5%)
CIE-LAB	lab(22.94, 43.58, -54.95)
CIE-LCH	lch(22.94, 70.14, 308.42°)
OKLab	oklab(35.55% 0.0566 -0.158)
OKLCH	oklch(35.55% 0.168 289.7)
XYZ	xyz(7.1885, 3.7842, 24.7728)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401C8B #678B1C

analogous

#1C308B #401C8B #771C8B

triadic

#401C8B #8B401C #1C8B40

tetradic

#401C8B #8B1C30 #678B1C #1C8B77

square

#401C8B #8B1C30 #678B1C #1C8B77

split-complementary

#401C8B #8B771C #308B1C

monochromatic

#110725 #291258 #401C8B #5726BE #7747DA

Accessibility & contrast

On white

11.95

#401C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#401C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401C8B

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401C8B	#FFFFFF	#000000	##FFFFFF
##401C8B	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398E

Deuteranopia (green-blind)

#003489

Tritanopia (blue-blind)

#243C53

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #401c8b;
/* rgb */ color: rgb(64, 28, 139);
/* oklch */ color: oklch(35.5% 0.168 289.7);

Tailwind

colors: {
  custom: {
    50: '#7e5dae',
    500: '#401c8b',
    950: '#000000',
  },
}

SCSS

$custom: #401c8b;
$custom-light: #7e5dae;
$custom-dark: #000000;

JSON

{
  "hex": "#401c8b",
  "rgb": {
    "r": 64,
    "g": 28,
    "b": 139
  },
  "hsl": {
    "h": 259.459,
    "s": 66.467,
    "l": 32.745
  },
  "oklch": {
    "l": 0.35548,
    "c": 0.16783,
    "h": 289.7
  },
  "luminance": 0.03785
}

Semantic roles & 50–950 ramp

primary

#401C8B

secondary

#96BC47

accent

#E93EB2

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B0410

muted

#7C797F

Preview Lab

Preview with #401C8B

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

Preview Lab → · Contrast checker → · Palette generator →