#400F5C#400F5C

#400F5C is a dark, vivid violet. Relative luminance 0.022; OKLCH L 29.7% C 0.129 H 309.4°. Best body text is #FFFFFF at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#400F5C
RGB	rgb(64, 15, 92)
HSL	hsl(278, 72%, 21%)
HSV	hsv(278, 84%, 36%)
CMYK	cmyk(30.4%, 83.7%, 0%, 63.9%)
CIE-LAB	lab(16.53, 36.81, -35.13)
CIE-LCH	lch(16.53, 50.88, 316.34°)
OKLab	oklab(29.7% 0.0818 -0.0997)
OKLCH	oklch(29.7% 0.129 309.4)
XYZ	xyz(4.2166, 2.2044, 10.3265)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400F5C #2B5C0F

analogous

#190F5C #400F5C #5C0F51

triadic

#400F5C #5C400F #0F5C40

tetradic

#400F5C #5C190F #2B5C0F #0F515C

square

#400F5C #5C190F #2B5C0F #0F515C

split-complementary

#400F5C #515C0F #0F5C19

monochromatic

#12041A #1B0627 #400F5C #651891 #8920C5

Accessibility & contrast

On white

14.58

#400F5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#400F5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400F5C

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400F5C	#FFFFFF	#000000	##FFFFFF
##400F5C	1.00	14.58	1.44	14.58
#FFFFFF	14.58	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275E

Deuteranopia (green-blind)

#00295A

Tritanopia (blue-blind)

#3C2235

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #400f5c;
/* rgb */ color: rgb(64, 15, 92);
/* oklch */ color: oklch(29.7% 0.129 309.4);

Tailwind

colors: {
  custom: {
    50: '#79548b',
    500: '#400f5c',
    950: '#000000',
  },
}

SCSS

$custom: #400f5c;
$custom-light: #79548b;
$custom-dark: #000000;

JSON

{
  "hex": "#400f5c",
  "rgb": {
    "r": 64,
    "g": 15,
    "b": 92
  },
  "hsl": {
    "h": 278.182,
    "s": 71.963,
    "l": 20.98
  },
  "oklch": {
    "l": 0.29703,
    "c": 0.129,
    "h": 309.4
  },
  "luminance": 0.02204
}

Semantic roles & 50–950 ramp

primary

#400F5C

secondary

#569531

accent

#EF397B

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #400F5C

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

Preview Lab → · Contrast checker → · Palette generator →