#401B7D#401B7D

#401B7D is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.1% C 0.153 H 293.8°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#401B7D
RGB	rgb(64, 27, 125)
HSL	hsl(263, 64%, 30%)
HSV	hsv(263, 78%, 49%)
CMYK	cmyk(48.8%, 78.4%, 0%, 51%)
CIE-LAB	lab(21.41, 40.10, -48.65)
CIE-LCH	lch(21.41, 63.05, 309.49°)
OKLab	oklab(34.06% 0.0616 -0.1395)
OKLCH	oklch(34.06% 0.153 293.8)
XYZ	xyz(6.2069, 3.3543, 19.7185)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401B7D #587D1B

analogous

#1B277D #401B7D #711B7D

triadic

#401B7D #7D401B #1B7D40

tetradic

#401B7D #7D1B27 #587D1B #1B7D71

square

#401B7D #7D1B27 #587D1B #1B7D71

split-complementary

#401B7D #7D711B #277D1B

monochromatic

#0D0519 #26104B #401B7D #5A26AF #773DD5

Accessibility & contrast

On white

12.57

#401B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#401B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401B7D

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401B7D	#FFFFFF	#000000	##FFFFFF
##401B7D	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003480

Deuteranopia (green-blind)

#00327B

Tritanopia (blue-blind)

#2E364B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #401b7d;
/* rgb */ color: rgb(64, 27, 125);
/* oklch */ color: oklch(34.1% 0.153 293.8);

Tailwind

colors: {
  custom: {
    50: '#7c5ca4',
    500: '#401b7d',
    950: '#000000',
  },
}

SCSS

$custom: #401b7d;
$custom-light: #7c5ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#401b7d",
  "rgb": {
    "r": 64,
    "g": 27,
    "b": 125
  },
  "hsl": {
    "h": 262.653,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.34059,
    "c": 0.15254,
    "h": 293.8
  },
  "luminance": 0.03355
}

Semantic roles & 50–950 ramp

primary

#401B7D

secondary

#87B143

accent

#E740A8

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #401B7D

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

Preview Lab → · Contrast checker → · Palette generator →