#401C63#401C63

#401C63 is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.9% C 0.120 H 303.5°. Best body text is #FFFFFF at 13.43:1 contrast (WCAG AA passes).

Color values

HEX	#401C63
RGB	rgb(64, 28, 99)
HSL	hsl(270, 56%, 25%)
HSV	hsv(270, 72%, 39%)
CMYK	cmyk(35.4%, 71.7%, 0%, 61.2%)
CIE-LAB	lab(19.31, 32.36, -35.25)
CIE-LCH	lch(19.31, 47.85, 312.55°)
OKLab	oklab(31.86% 0.0662 -0.1002)
OKLCH	oklch(31.86% 0.12 303.5)
XYZ	xyz(4.7812, 2.8214, 12.0946)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401C63 #3F631C

analogous

#1D1C63 #401C63 #631C62

triadic

#401C63 #63401C #1C6340

tetradic

#401C63 #631D1C #3F631C #1C6263

square

#401C63 #631D1C #3F631C #1C6263

split-complementary

#401C63 #62631C #1C631D

monochromatic

#0F0718 #210F33 #401C63 #5F2993 #7E37C2

Accessibility & contrast

On white

13.43

#401C63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#401C63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401C63

13.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401C63	#FFFFFF	#000000	##FFFFFF
##401C63	1.00	13.43	1.56	13.43
#FFFFFF	13.43	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E65

Deuteranopia (green-blind)

#012F61

Tritanopia (blue-blind)

#392C3D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #401c63;
/* rgb */ color: rgb(64, 28, 99);
/* oklch */ color: oklch(31.9% 0.120 303.5);

Tailwind

colors: {
  custom: {
    50: '#785b90',
    500: '#401c63',
    950: '#000000',
  },
}

SCSS

$custom: #401c63;
$custom-light: #785b90;
$custom-dark: #000000;

JSON

{
  "hex": "#401c63",
  "rgb": {
    "r": 64,
    "g": 28,
    "b": 99
  },
  "hsl": {
    "h": 270.423,
    "s": 55.906,
    "l": 24.902
  },
  "oklch": {
    "l": 0.31863,
    "c": 0.1201,
    "h": 303.5
  },
  "luminance": 0.02821
}

Semantic roles & 50–950 ramp

primary

#401C63

secondary

#6D9843

accent

#DF4993

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040C

muted

#7B797D

Preview Lab

Preview with #401C63

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

Preview Lab → · Contrast checker → · Palette generator →