#401C91#401C91

#401C91 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.2% C 0.175 H 288.2°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#401C91
RGB	rgb(64, 28, 145)
HSL	hsl(258, 68%, 34%)
HSV	hsv(258, 81%, 57%)
CMYK	cmyk(55.9%, 80.7%, 0%, 43.1%)
CIE-LAB	lab(23.55, 45.29, -57.68)
CIE-LCH	lch(23.55, 73.33, 308.14°)
OKLab	oklab(36.16% 0.0547 -0.166)
OKLCH	oklch(36.16% 0.175 288.2)
XYZ	xyz(7.6389, 3.9644, 27.1453)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401C91 #6D911C

analogous

#1C3291 #401C91 #7B1C91

triadic

#401C91 #91401C #1C9140

tetradic

#401C91 #911C32 #6D911C #1C917B

square

#401C91 #911C32 #6D911C #1C917B

split-complementary

#401C91 #917B1C #32911C

monochromatic

#13082A #29125E #401C91 #5726C4 #784BDC

Accessibility & contrast

On white

11.71

#401C91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#401C91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401C91

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401C91	#FFFFFF	#000000	##FFFFFF
##401C91	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B94

Deuteranopia (green-blind)

#00358F

Tritanopia (blue-blind)

#1E3E57

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #401c91;
/* rgb */ color: rgb(64, 28, 145);
/* oklch */ color: oklch(36.2% 0.175 288.2);

Tailwind

colors: {
  custom: {
    50: '#7f5db2',
    500: '#401c91',
    950: '#000000',
  },
}

SCSS

$custom: #401c91;
$custom-light: #7f5db2;
$custom-dark: #000000;

JSON

{
  "hex": "#401c91",
  "rgb": {
    "r": 64,
    "g": 28,
    "b": 145
  },
  "hsl": {
    "h": 258.462,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36155,
    "c": 0.17475,
    "h": 288.2
  },
  "luminance": 0.03965
}

Semantic roles & 50–950 ramp

primary

#401C91

secondary

#9BBE4A

accent

#EB3DB5

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0411

muted

#7C7980

Preview Lab

Preview with #401C91

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

Preview Lab → · Contrast checker → · Palette generator →