#400D5A#400D5A

#400D5A is a dark, vivid violet. Relative luminance 0.021; OKLCH L 29.3% C 0.129 H 310.7°. Best body text is #FFFFFF at 14.76:1 contrast (WCAG AA passes).

Color values

HEX	#400D5A
RGB	rgb(64, 13, 90)
HSL	hsl(280, 75%, 20%)
HSV	hsv(280, 86%, 35%)
CMYK	cmyk(28.9%, 85.6%, 0%, 64.7%)
CIE-LAB	lab(16.09, 37.11, -34.50)
CIE-LCH	lch(16.09, 50.67, 317.08°)
OKLab	oklab(29.34% 0.0842 -0.0979)
OKLCH	oklch(29.34% 0.129 310.7)
XYZ	xyz(4.1034, 2.1161, 9.8632)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400D5A #275A0D

analogous

#190D5A #400D5A #5A0D4D

triadic

#400D5A #5A400D #0D5A40

tetradic

#400D5A #5A190D #275A0D #0D4D5A

square

#400D5A #5A190D #275A0D #0D4D5A

split-complementary

#400D5A #4D5A0D #0D5A19

monochromatic

#13041B #1A0525 #400D5A #66158F #8C1CC5

Accessibility & contrast

On white

14.76

#400D5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#400D5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400D5A

14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400D5A	#FFFFFF	#000000	##FFFFFF
##400D5A	1.00	14.76	1.42	14.76
#FFFFFF	14.76	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265C

Deuteranopia (green-blind)

#002958

Tritanopia (blue-blind)

#3C2034

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #400d5a;
/* rgb */ color: rgb(64, 13, 90);
/* oklch */ color: oklch(29.3% 0.129 310.7);

Tailwind

colors: {
  custom: {
    50: '#785389',
    500: '#400d5a',
    950: '#000000',
  },
}

SCSS

$custom: #400d5a;
$custom-light: #785389;
$custom-dark: #000000;

JSON

{
  "hex": "#400d5a",
  "rgb": {
    "r": 64,
    "g": 13,
    "b": 90
  },
  "hsl": {
    "h": 279.74,
    "s": 74.757,
    "l": 20.196
  },
  "oklch": {
    "l": 0.29341,
    "c": 0.12908,
    "h": 310.7
  },
  "luminance": 0.02116
}

Semantic roles & 50–950 ramp

primary

#400D5A

secondary

#51942E

accent

#F13676

background

#F7F4F8

surface

#EEE8F0

border

#C9C4CB

text

#09030B

muted

#7B787C

Preview Lab

Preview with #400D5A

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

Preview Lab → · Contrast checker → · Palette generator →