#431C71#431C71

#431C71 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.4% C 0.138 H 299.8°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#431C71
RGB	rgb(67, 28, 113)
HSL	hsl(268, 60%, 28%)
HSV	hsv(268, 75%, 44%)
CMYK	cmyk(40.7%, 75.2%, 0%, 55.7%)
CIE-LAB	lab(20.89, 36.82, -41.80)
CIE-LCH	lch(20.89, 55.71, 311.37°)
OKLab	oklab(33.44% 0.0684 -0.1193)
OKLCH	oklch(33.44% 0.138 299.8)
XYZ	xyz(5.7099, 3.2160, 15.9395)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431C71 #4A711C

analogous

#1C2071 #431C71 #6D1C71

triadic

#431C71 #71431C #1C7143

tetradic

#431C71 #711C20 #4A711C #1C716D

square

#431C71 #711C20 #4A711C #1C716D

split-complementary

#431C71 #716D1C #20711C

monochromatic

#0F0619 #261040 #431C71 #6028A2 #7E39CE

Accessibility & contrast

On white

12.78

#431C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#431C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431C71

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431C71	#FFFFFF	#000000	##FFFFFF
##431C71	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003273

Deuteranopia (green-blind)

#00326F

Tritanopia (blue-blind)

#383144

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #431c71;
/* rgb */ color: rgb(67, 28, 113);
/* oklch */ color: oklch(33.4% 0.138 299.8);

Tailwind

colors: {
  custom: {
    50: '#7c5c9a',
    500: '#431c71',
    950: '#000000',
  },
}

SCSS

$custom: #431c71;
$custom-light: #7c5c9a;
$custom-dark: #000000;

JSON

{
  "hex": "#431c71",
  "rgb": {
    "r": 67,
    "g": 28,
    "b": 113
  },
  "hsl": {
    "h": 267.529,
    "s": 60.284,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33442,
    "c": 0.13754,
    "h": 299.8
  },
  "luminance": 0.03216
}

Semantic roles & 50–950 ramp

primary

#431C71

secondary

#78A643

accent

#E3449A

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #431C71

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

Preview Lab → · Contrast checker → · Palette generator →