#40108D#40108D

#40108D is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.6% C 0.180 H 290.6°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#40108D
RGB	rgb(64, 16, 141)
HSL	hsl(263, 80%, 31%)
HSV	hsv(263, 89%, 55%)
CMYK	cmyk(54.6%, 88.7%, 0%, 44.7%)
CIE-LAB	lab(21.52, 48.92, -58.55)
CIE-LCH	lch(21.52, 76.30, 309.88°)
OKLab	oklab(34.63% 0.0634 -0.1684)
OKLCH	oklch(34.63% 0.18 290.6)
XYZ	xyz(7.1060, 3.3833, 25.4728)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40108D #5D8D10

analogous

#101E8D #40108D #7E108D

triadic

#40108D #8D4010 #108D40

tetradic

#40108D #8D101E #5D8D10 #108D7E

square

#40108D #8D101E #5D8D10 #108D7E

split-complementary

#40108D #8D7E10 #1E8D10

monochromatic

#0E041F #270A56 #40108D #5916C4 #7630E7

Accessibility & contrast

On white

12.52

#40108D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#40108D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40108D

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40108D	#FFFFFF	#000000	##FFFFFF
##40108D	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003690

Deuteranopia (green-blind)

#00318B

Tritanopia (blue-blind)

#223852

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #40108d;
/* rgb */ color: rgb(64, 16, 141);
/* oklch */ color: oklch(34.6% 0.180 290.6);

Tailwind

colors: {
  custom: {
    50: '#7f58b0',
    500: '#40108d',
    950: '#000000',
  },
}

SCSS

$custom: #40108d;
$custom-light: #7f58b0;
$custom-dark: #000000;

JSON

{
  "hex": "#40108d",
  "rgb": {
    "r": 64,
    "g": 16,
    "b": 141
  },
  "hsl": {
    "h": 263.04,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34627,
    "c": 0.17991,
    "h": 290.6
  },
  "luminance": 0.03384
}

Semantic roles & 50–950 ramp

primary

#40108D

secondary

#8CC237

accent

#F632AB

background

#F8F5FA

surface

#EFE9F5

border

#CAC5CF

text

#0B0411

muted

#7C7980

Preview Lab

Preview with #40108D

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

Preview Lab → · Contrast checker → · Palette generator →