#431C68#431C68

#431C68 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.7% C 0.127 H 303.5°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#431C68
RGB	rgb(67, 28, 104)
HSL	hsl(271, 58%, 26%)
HSV	hsv(271, 73%, 41%)
CMYK	cmyk(35.6%, 73.1%, 0%, 59.2%)
CIE-LAB	lab(20.14, 34.39, -37.18)
CIE-LCH	lch(20.14, 50.65, 312.77°)
OKLab	oklab(32.67% 0.0701 -0.1057)
OKLCH	oklch(32.67% 0.127 303.5)
XYZ	xyz(5.2281, 3.0233, 13.4021)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431C68 #41681C

analogous

#1D1C68 #431C68 #681C67

triadic

#431C68 #68431C #1C6843

tetradic

#431C68 #681D1C #41681C #1C6768

square

#431C68 #681D1C #41681C #1C6768

split-complementary

#431C68 #67681C #1C681D

monochromatic

#100618 #240F38 #431C68 #622998 #8136C8

Accessibility & contrast

On white

13.09

#431C68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#431C68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431C68

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431C68	#FFFFFF	#000000	##FFFFFF
##431C68	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306A

Deuteranopia (green-blind)

#003066

Tritanopia (blue-blind)

#3C2E3F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #431c68;
/* rgb */ color: rgb(67, 28, 104);
/* oklch */ color: oklch(32.7% 0.127 303.5);

Tailwind

colors: {
  custom: {
    50: '#7b5c94',
    500: '#431c68',
    950: '#000000',
  },
}

SCSS

$custom: #431c68;
$custom-light: #7b5c94;
$custom-dark: #000000;

JSON

{
  "hex": "#431c68",
  "rgb": {
    "r": 67,
    "g": 28,
    "b": 104
  },
  "hsl": {
    "h": 270.789,
    "s": 57.576,
    "l": 25.882
  },
  "oklch": {
    "l": 0.32671,
    "c": 0.12686,
    "h": 303.5
  },
  "luminance": 0.03023
}

Semantic roles & 50–950 ramp

primary

#431C68

secondary

#6F9D43

accent

#E14792

background

#F7F5F9

surface

#EEE9F1

border

#C9C5CB

text

#0A040D

muted

#7C797E

Preview Lab

Preview with #431C68

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

Preview Lab → · Contrast checker → · Palette generator →