#431B83#431B83

#431B83 is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.0% C 0.160 H 293.9°. Best body text is #FFFFFF at 12.19:1 contrast (WCAG AA passes).

Color values

HEX	#431B83
RGB	rgb(67, 27, 131)
HSL	hsl(263, 66%, 31%)
HSV	hsv(263, 79%, 51%)
CMYK	cmyk(48.9%, 79.4%, 0%, 48.6%)
CIE-LAB	lab(22.36, 42.26, -50.88)
CIE-LCH	lch(22.36, 66.14, 309.71°)
OKLab	oklab(34.98% 0.0647 -0.146)
OKLCH	oklch(34.98% 0.16 293.9)
XYZ	xyz(6.8023, 3.6156, 21.8078)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431B83 #5B831B

analogous

#1B2783 #431B83 #771B83

triadic

#431B83 #83431B #1B8343

tetradic

#431B83 #831B27 #5B831B #1B8377

square

#431B83 #831B27 #5B831B #1B8377

split-complementary

#431B83 #83771B #27831B

monochromatic

#0F061E #291150 #431B83 #5D25B6 #7B41D8

Accessibility & contrast

On white

12.19

#431B83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#431B83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431B83

12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431B83	#FFFFFF	#000000	##FFFFFF
##431B83	1.00	12.19	1.72	12.19
#FFFFFF	12.19	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003786

Deuteranopia (green-blind)

#003481

Tritanopia (blue-blind)

#30384E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #431b83;
/* rgb */ color: rgb(67, 27, 131);
/* oklch */ color: oklch(35.0% 0.160 293.9);

Tailwind

colors: {
  custom: {
    50: '#7e5ca8',
    500: '#431b83',
    950: '#000000',
  },
}

SCSS

$custom: #431b83;
$custom-light: #7e5ca8;
$custom-dark: #000000;

JSON

{
  "hex": "#431b83",
  "rgb": {
    "r": 67,
    "g": 27,
    "b": 131
  },
  "hsl": {
    "h": 263.077,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.34982,
    "c": 0.15965,
    "h": 293.9
  },
  "luminance": 0.03616
}

Semantic roles & 50–950 ramp

primary

#431B83

secondary

#8AB643

accent

#E93FA7

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B0410

muted

#7C797F

Preview Lab

Preview with #431B83

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

Preview Lab → · Contrast checker → · Palette generator →