#401C7B#401C7B

#401C7B is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.0% C 0.149 H 294.3°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#401C7B
RGB	rgb(64, 28, 123)
HSL	hsl(263, 63%, 30%)
HSV	hsv(263, 77%, 48%)
CMYK	cmyk(48%, 77.2%, 0%, 51.8%)
CIE-LAB	lab(21.40, 39.04, -47.40)
CIE-LCH	lch(21.40, 61.41, 309.47°)
OKLab	oklab(33.99% 0.0613 -0.1359)
OKLCH	oklch(33.99% 0.149 294.3)
XYZ	xyz(6.1038, 3.3504, 19.0601)
Luminance	0.0335 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401C7B #577B1C

analogous

#1C277B #401C7B #701C7B

triadic

#401C7B #7B401C #1C7B40

tetradic

#401C7B #7B1C27 #577B1C #1C7B70

square

#401C7B #7B1C27 #577B1C #1C7B70

split-complementary

#401C7B #7B701C #277B1C

monochromatic

#0D0619 #261149 #401C7B #5A27AD #773ED3

Accessibility & contrast

On white

12.57

#401C7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#401C7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401C7B

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401C7B	#FFFFFF	#000000	##FFFFFF
##401C7B	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)

#00347E

Deuteranopia (green-blind)

#003279

Tritanopia (blue-blind)

#2F354A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #401c7b;
/* rgb */ color: rgb(64, 28, 123);
/* oklch */ color: oklch(34.0% 0.149 294.3);

Tailwind

colors: {
  custom: {
    50: '#7b5ca2',
    500: '#401c7b',
    950: '#000000',
  },
}

SCSS

$custom: #401c7b;
$custom-light: #7b5ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#401c7b",
  "rgb": {
    "r": 64,
    "g": 28,
    "b": 123
  },
  "hsl": {
    "h": 262.737,
    "s": 62.914,
    "l": 29.608
  },
  "oklch": {
    "l": 0.3399,
    "c": 0.14906,
    "h": 294.3
  },
  "luminance": 0.03351
}

Semantic roles & 50–950 ramp

primary

#401C7B

secondary

#86AF44

accent

#E642A8

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #401C7B

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

Preview Lab → · Contrast checker → · Palette generator →