#401663#401663

#401663 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.1% C 0.128 H 304.8°. Best body text is #FFFFFF at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#401663
RGB	rgb(64, 22, 99)
HSL	hsl(273, 64%, 24%)
HSV	hsv(273, 78%, 39%)
CMYK	cmyk(35.4%, 77.8%, 0%, 61.2%)
CIE-LAB	lab(18.21, 35.46, -37.05)
CIE-LCH	lch(18.21, 51.28, 313.74°)
OKLab	oklab(31.08% 0.0731 -0.1054)
OKLCH	oklch(31.08% 0.128 304.8)
XYZ	xyz(4.6529, 2.5647, 12.0519)
Luminance	0.0256 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401663 #396316

analogous

#191663 #401663 #63165F

triadic

#401663 #634016 #166340

tetradic

#401663 #631916 #396316 #165F63

square

#401663 #631916 #396316 #165F63

split-complementary

#401663 #5F6316 #166319

monochromatic

#100619 #200B31 #401663 #602195 #812CC7

Accessibility & contrast

On white

13.88

#401663 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#401663 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401663

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401663	#FFFFFF	#000000	##FFFFFF
##401663	1.00	13.88	1.51	13.88
#FFFFFF	13.88	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B65

Deuteranopia (green-blind)

#002C61

Tritanopia (blue-blind)

#39293B

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #401663;
/* rgb */ color: rgb(64, 22, 99);
/* oklch */ color: oklch(31.1% 0.128 304.8);

Tailwind

colors: {
  custom: {
    50: '#795890',
    500: '#401663',
    950: '#000000',
  },
}

SCSS

$custom: #401663;
$custom-light: #795890;
$custom-dark: #000000;

JSON

{
  "hex": "#401663",
  "rgb": {
    "r": 64,
    "g": 22,
    "b": 99
  },
  "hsl": {
    "h": 272.727,
    "s": 63.636,
    "l": 23.725
  },
  "oklch": {
    "l": 0.31076,
    "c": 0.1283,
    "h": 304.8
  },
  "luminance": 0.02565
}

Semantic roles & 50–950 ramp

primary

#401663

secondary

#669A3B

accent

#E7418C

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #401663

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

Preview Lab → · Contrast checker → · Palette generator →