#401C81#401C81

#401C81 is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.6% C 0.156 H 292.4°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#401C81
RGB	rgb(64, 28, 129)
HSL	hsl(261, 64%, 31%)
HSV	hsv(261, 78%, 51%)
CMYK	cmyk(50.4%, 78.3%, 0%, 49.4%)
CIE-LAB	lab(21.96, 40.74, -50.28)
CIE-LCH	lch(21.96, 64.71, 309.02°)
OKLab	oklab(34.56% 0.0596 -0.1443)
OKLCH	oklch(34.56% 0.156 292.4)
XYZ	xyz(6.4909, 3.5052, 21.0992)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401C81 #5D811C

analogous

#1C2A81 #401C81 #721C81

triadic

#401C81 #81401C #1C8140

tetradic

#401C81 #811C2A #5D811C #1C8172

square

#401C81 #811C2A #5D811C #1C8172

split-complementary

#401C81 #81721C #2A811C

monochromatic

#0E061C #27114F #401C81 #5927B3 #7642D6

Accessibility & contrast

On white

12.35

#401C81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#401C81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401C81

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401C81	#FFFFFF	#000000	##FFFFFF
##401C81	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003684

Deuteranopia (green-blind)

#00337F

Tritanopia (blue-blind)

#2B384D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #401c81;
/* rgb */ color: rgb(64, 28, 129);
/* oklch */ color: oklch(34.6% 0.156 292.4);

Tailwind

colors: {
  custom: {
    50: '#7c5ca7',
    500: '#401c81',
    950: '#000000',
  },
}

SCSS

$custom: #401c81;
$custom-light: #7c5ca7;
$custom-dark: #000000;

JSON

{
  "hex": "#401c81",
  "rgb": {
    "r": 64,
    "g": 28,
    "b": 129
  },
  "hsl": {
    "h": 261.386,
    "s": 64.331,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34563,
    "c": 0.15615,
    "h": 292.4
  },
  "luminance": 0.03505
}

Semantic roles & 50–950 ramp

primary

#401C81

secondary

#8CB444

accent

#E740AC

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #401C81

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

Preview Lab → · Contrast checker → · Palette generator →