#401666#401666

#401666 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.3% C 0.132 H 303.4°. Best body text is #FFFFFF at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#401666
RGB	rgb(64, 22, 102)
HSL	hsl(272, 65%, 24%)
HSV	hsv(272, 78%, 40%)
CMYK	cmyk(37.3%, 78.4%, 0%, 60%)
CIE-LAB	lab(18.47, 36.24, -38.60)
CIE-LCH	lch(18.47, 52.95, 313.19°)
OKLab	oklab(31.34% 0.0725 -0.11)
OKLCH	oklch(31.34% 0.132 303.4)
XYZ	xyz(4.7990, 2.6231, 12.8213)
Luminance	0.0262 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401666 #3C6616

analogous

#181666 #401666 #661664

triadic

#401666 #664016 #166640

tetradic

#401666 #661816 #3C6616 #166466

square

#401666 #661816 #3C6616 #166466

split-complementary

#401666 #646616 #166618

monochromatic

#100519 #200B34 #401666 #602198 #7F2CCB

Accessibility & contrast

On white

13.77

#401666 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#401666 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401666

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401666	#FFFFFF	#000000	##FFFFFF
##401666	1.00	13.77	1.52	13.77
#FFFFFF	13.77	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C68

Deuteranopia (green-blind)

#002D64

Tritanopia (blue-blind)

#382A3D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #401666;
/* rgb */ color: rgb(64, 22, 102);
/* oklch */ color: oklch(31.3% 0.132 303.4);

Tailwind

colors: {
  custom: {
    50: '#795892',
    500: '#401666',
    950: '#000000',
  },
}

SCSS

$custom: #401666;
$custom-light: #795892;
$custom-dark: #000000;

JSON

{
  "hex": "#401666",
  "rgb": {
    "r": 64,
    "g": 22,
    "b": 102
  },
  "hsl": {
    "h": 271.5,
    "s": 64.516,
    "l": 24.314
  },
  "oklch": {
    "l": 0.31339,
    "c": 0.13172,
    "h": 303.4
  },
  "luminance": 0.02623
}

Semantic roles & 50–950 ramp

primary

#401666

secondary

#699D3B

accent

#E84090

background

#F7F5F9

surface

#EEE9F1

border

#C9C5CB

text

#09030D

muted

#7B787E

Preview Lab

Preview with #401666

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

Preview Lab → · Contrast checker → · Palette generator →