#401CB3#401CB3

#401CB3 is a dark, highly saturated violet. Relative luminance 0.052; OKLCH L 39.8% C 0.213 H 281.6°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#401CB3
RGB	rgb(64, 28, 179)
HSL	hsl(254, 73%, 41%)
HSV	hsv(254, 84%, 70%)
CMYK	cmyk(64.2%, 84.4%, 0%, 29.8%)
CIE-LAB	lab(27.23, 54.83, -72.29)
CIE-LCH	lch(27.23, 90.74, 307.18°)
OKLab	oklab(39.77% 0.043 -0.2086)
OKLCH	oklch(39.77% 0.213 281.6)
XYZ	xyz(10.6637, 5.1744, 43.0759)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401CB3 #8FB31C

analogous

#1C43B3 #401CB3 #8C1CB3

triadic

#401CB3 #B3401C #1CB340

tetradic

#401CB3 #B31C43 #8FB31C #1CB38C

square

#401CB3 #B31C43 #8FB31C #1CB38C

split-complementary

#401CB3 #B38C1C #43B31C

monochromatic

#1A0B49 #2D147E #401CB3 #582EDE #8263E7

Accessibility & contrast

On white

10.32

#401CB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#401CB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401CB3

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401CB3	#FFFFFF	#000000	##FFFFFF
##401CB3	1.00	10.32	2.04	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B7

Deuteranopia (green-blind)

#003BB0

Tritanopia (blue-blind)

#004D6A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #401cb3;
/* rgb */ color: rgb(64, 28, 179);
/* oklch */ color: oklch(39.8% 0.213 281.6);

Tailwind

colors: {
  custom: {
    50: '#8560cb',
    500: '#401cb3',
    950: '#000000',
  },
}

SCSS

$custom: #401cb3;
$custom-light: #8560cb;
$custom-dark: #000000;

JSON

{
  "hex": "#401cb3",
  "rgb": {
    "r": 64,
    "g": 28,
    "b": 179
  },
  "hsl": {
    "h": 254.305,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.39774,
    "c": 0.21295,
    "h": 281.6
  },
  "luminance": 0.05175
}

Semantic roles & 50–950 ramp

primary

#401CB3

secondary

#B2CB5F

accent

#F038C4

background

#F8F5FC

surface

#F0EAF9

border

#CBC6D2

text

#0D0513

muted

#7D7982

Preview Lab

Preview with #401CB3

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

Preview Lab → · Contrast checker → · Palette generator →