#431C70#431C70

#431C70 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.4% C 0.136 H 300.2°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#431C70
RGB	rgb(67, 28, 112)
HSL	hsl(268, 60%, 27%)
HSV	hsv(268, 75%, 44%)
CMYK	cmyk(40.2%, 75%, 0%, 56.1%)
CIE-LAB	lab(20.80, 36.55, -41.30)
CIE-LCH	lch(20.80, 55.15, 311.51°)
OKLab	oklab(33.35% 0.0686 -0.1178)
OKLCH	oklch(33.35% 0.136 300.2)
XYZ	xyz(5.6539, 3.1936, 15.6446)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431C70 #49701C

analogous

#1C1F70 #431C70 #6D1C70

triadic

#431C70 #70431C #1C7043

tetradic

#431C70 #701C1F #49701C #1C706D

square

#431C70 #701C1F #49701C #1C706D

split-complementary

#431C70 #706D1C #1F701C

monochromatic

#0F0618 #26103F #431C70 #6028A1 #7E39CD

Accessibility & contrast

On white

12.81

#431C70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#431C70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431C70

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431C70	#FFFFFF	#000000	##FFFFFF
##431C70	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003272

Deuteranopia (green-blind)

#00316E

Tritanopia (blue-blind)

#393144

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #431c70;
/* rgb */ color: rgb(67, 28, 112);
/* oklch */ color: oklch(33.4% 0.136 300.2);

Tailwind

colors: {
  custom: {
    50: '#7c5c9a',
    500: '#431c70',
    950: '#000000',
  },
}

SCSS

$custom: #431c70;
$custom-light: #7c5c9a;
$custom-dark: #000000;

JSON

{
  "hex": "#431c70",
  "rgb": {
    "r": 67,
    "g": 28,
    "b": 112
  },
  "hsl": {
    "h": 267.857,
    "s": 60,
    "l": 27.451
  },
  "oklch": {
    "l": 0.33354,
    "c": 0.13636,
    "h": 300.2
  },
  "luminance": 0.03194
}

Semantic roles & 50–950 ramp

primary

#431C70

secondary

#77A543

accent

#E3459A

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #431C70

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

Preview Lab → · Contrast checker → · Palette generator →