#401B72#401B72

#401B72 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.0% C 0.140 H 297.5°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#401B72
RGB	rgb(64, 27, 114)
HSL	hsl(266, 62%, 28%)
HSV	hsv(266, 76%, 45%)
CMYK	cmyk(43.9%, 76.3%, 0%, 55.3%)
CIE-LAB	lab(20.40, 37.02, -43.27)
CIE-LCH	lch(20.40, 56.94, 310.55°)
OKLab	oklab(33.03% 0.0645 -0.1237)
OKLCH	oklch(33.03% 0.14 297.5)
XYZ	xyz(5.5428, 3.0887, 16.2205)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401B72 #4D721B

analogous

#1B2272 #401B72 #6B1B72

triadic

#401B72 #72401B #1B7240

tetradic

#401B72 #721B22 #4D721B #1B726B

square

#401B72 #721B22 #4D721B #1B726B

split-complementary

#401B72 #726B1B #22721B

monochromatic

#0E0619 #240F41 #401B72 #5C27A3 #7838D0

Accessibility & contrast

On white

12.98

#401B72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#401B72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401B72

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401B72	#FFFFFF	#000000	##FFFFFF
##401B72	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003175

Deuteranopia (green-blind)

#003070

Tritanopia (blue-blind)

#333145

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #401b72;
/* rgb */ color: rgb(64, 27, 114);
/* oklch */ color: oklch(33.0% 0.140 297.5);

Tailwind

colors: {
  custom: {
    50: '#7a5b9b',
    500: '#401b72',
    950: '#000000',
  },
}

SCSS

$custom: #401b72;
$custom-light: #7a5b9b;
$custom-dark: #000000;

JSON

{
  "hex": "#401b72",
  "rgb": {
    "r": 64,
    "g": 27,
    "b": 114
  },
  "hsl": {
    "h": 265.517,
    "s": 61.702,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33031,
    "c": 0.13955,
    "h": 297.5
  },
  "luminance": 0.03089
}

Semantic roles & 50–950 ramp

primary

#401B72

secondary

#7CA742

accent

#E543A0

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #401B72

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

Preview Lab → · Contrast checker → · Palette generator →