#401C66#401C66

#401C66 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.1% C 0.124 H 302.1°. Best body text is #FFFFFF at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#401C66
RGB	rgb(64, 28, 102)
HSL	hsl(269, 57%, 25%)
HSV	hsv(269, 73%, 40%)
CMYK	cmyk(37.3%, 72.5%, 0%, 60%)
CIE-LAB	lab(19.56, 33.18, -36.83)
CIE-LCH	lch(19.56, 49.57, 312.01°)
OKLab	oklab(32.11% 0.0658 -0.1048)
OKLCH	oklch(32.11% 0.124 302.1)
XYZ	xyz(4.9273, 2.8798, 12.8641)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401C66 #42661C

analogous

#1C1D66 #401C66 #651C66

triadic

#401C66 #66401C #1C6640

tetradic

#401C66 #661C1D #42661C #1C6665

square

#401C66 #661C1D #42661C #1C6665

split-complementary

#401C66 #66651C #1D661C

monochromatic

#0F0718 #220F36 #401C66 #5E2996 #7C36C6

Accessibility & contrast

On white

13.32

#401C66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#401C66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401C66

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401C66	#FFFFFF	#000000	##FFFFFF
##401C66	1.00	13.32	1.58	13.32
#FFFFFF	13.32	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F68

Deuteranopia (green-blind)

#002F64

Tritanopia (blue-blind)

#382D3E

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #401c66;
/* rgb */ color: rgb(64, 28, 102);
/* oklch */ color: oklch(32.1% 0.124 302.1);

Tailwind

colors: {
  custom: {
    50: '#795b92',
    500: '#401c66',
    950: '#000000',
  },
}

SCSS

$custom: #401c66;
$custom-light: #795b92;
$custom-dark: #000000;

JSON

{
  "hex": "#401c66",
  "rgb": {
    "r": 64,
    "g": 28,
    "b": 102
  },
  "hsl": {
    "h": 269.189,
    "s": 56.923,
    "l": 25.49
  },
  "oklch": {
    "l": 0.32113,
    "c": 0.12376,
    "h": 302.1
  },
  "luminance": 0.0288
}

Semantic roles & 50–950 ramp

primary

#401C66

secondary

#709B43

accent

#E04896

background

#F7F5F9

surface

#EEE9F1

border

#C9C5CB

text

#09040D

muted

#7B797E

Preview Lab

Preview with #401C66

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

Preview Lab → · Contrast checker → · Palette generator →