#401C78#401C78

#401C78 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.7% C 0.145 H 295.3°. Best body text is #FFFFFF at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#401C78
RGB	rgb(64, 28, 120)
HSL	hsl(263, 62%, 29%)
HSV	hsv(263, 77%, 47%)
CMYK	cmyk(46.7%, 76.7%, 0%, 52.9%)
CIE-LAB	lab(21.12, 38.19, -45.94)
CIE-LCH	lch(21.12, 59.74, 309.74°)
OKLab	oklab(33.71% 0.0621 -0.1316)
OKLCH	oklch(33.71% 0.145 295.3)
XYZ	xyz(5.9189, 3.2764, 18.0862)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401C78 #54781C

analogous

#1C2678 #401C78 #6E1C78

triadic

#401C78 #78401C #1C7840

tetradic

#401C78 #781C26 #54781C #1C786E

square

#401C78 #781C26 #54781C #1C786E

split-complementary

#401C78 #786E1C #26781C

monochromatic

#0D0619 #261046 #401C78 #5A28AA #773DD2

Accessibility & contrast

On white

12.69

#401C78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#401C78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401C78

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401C78	#FFFFFF	#000000	##FFFFFF
##401C78	1.00	12.69	1.66	12.69
#FFFFFF	12.69	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337B

Deuteranopia (green-blind)

#003176

Tritanopia (blue-blind)

#303448

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #401c78;
/* rgb */ color: rgb(64, 28, 120);
/* oklch */ color: oklch(33.7% 0.145 295.3);

Tailwind

colors: {
  custom: {
    50: '#7b5ca0',
    500: '#401c78',
    950: '#000000',
  },
}

SCSS

$custom: #401c78;
$custom-light: #7b5ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#401c78",
  "rgb": {
    "r": 64,
    "g": 28,
    "b": 120
  },
  "hsl": {
    "h": 263.478,
    "s": 62.162,
    "l": 29.02
  },
  "oklch": {
    "l": 0.3371,
    "c": 0.14549,
    "h": 295.3
  },
  "luminance": 0.03277
}

Semantic roles & 50–950 ramp

primary

#401C78

secondary

#83AC44

accent

#E543A6

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040F

muted

#7C797E

Preview Lab

Preview with #401C78

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

Preview Lab → · Contrast checker → · Palette generator →