#401B8C#401B8C

#401B8C is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.5% C 0.170 H 289.6°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#401B8C
RGB	rgb(64, 27, 140)
HSL	hsl(260, 68%, 33%)
HSV	hsv(260, 81%, 55%)
CMYK	cmyk(54.3%, 80.7%, 0%, 45.1%)
CIE-LAB	lab(22.89, 44.33, -55.67)
CIE-LCH	lch(22.89, 71.16, 308.53°)
OKLab	oklab(35.54% 0.057 -0.1601)
OKLCH	oklch(35.54% 0.17 289.6)
XYZ	xyz(7.2385, 3.7670, 25.1515)
Luminance	0.0377 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401B8C #678C1B

analogous

#1B2E8C #401B8C #781B8C

triadic

#401B8C #8C401B #1B8C40

tetradic

#401B8C #8C1B2E #678C1B #1B8C78

square

#401B8C #8C1B2E #678C1B #1B8C78

split-complementary

#401B8C #8C781B #2E8C1B

monochromatic

#110725 #291159 #401B8C #5725BF #7746DB

Accessibility & contrast

On white

11.98

#401B8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#401B8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401B8C

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401B8C	#FFFFFF	#000000	##FFFFFF
##401B8C	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398F

Deuteranopia (green-blind)

#00348A

Tritanopia (blue-blind)

#233C53

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #401b8c;
/* rgb */ color: rgb(64, 27, 140);
/* oklch */ color: oklch(35.5% 0.170 289.6);

Tailwind

colors: {
  custom: {
    50: '#7e5daf',
    500: '#401b8c',
    950: '#000000',
  },
}

SCSS

$custom: #401b8c;
$custom-light: #7e5daf;
$custom-dark: #000000;

JSON

{
  "hex": "#401b8c",
  "rgb": {
    "r": 64,
    "g": 27,
    "b": 140
  },
  "hsl": {
    "h": 259.646,
    "s": 67.665,
    "l": 32.745
  },
  "oklch": {
    "l": 0.35537,
    "c": 0.16994,
    "h": 289.6
  },
  "luminance": 0.03767
}

Semantic roles & 50–950 ramp

primary

#401B8C

secondary

#96BD46

accent

#EB3DB2

background

#F8F5FA

surface

#EFE9F5

border

#CAC5CF

text

#0B0410

muted

#7C797F

Preview Lab

Preview with #401B8C

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

Preview Lab → · Contrast checker → · Palette generator →