#431CA5#431CA5

#431CA5 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.5% C 0.197 H 285.5°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#431CA5
RGB	rgb(67, 28, 165)
HSL	hsl(257, 71%, 38%)
HSV	hsv(257, 83%, 65%)
CMYK	cmyk(59.4%, 83%, 0%, 35.3%)
CIE-LAB	lab(25.98, 51.25, -65.92)
CIE-LCH	lch(25.98, 83.50, 307.86°)
OKLab	oklab(38.54% 0.0526 -0.1899)
OKLCH	oklch(38.54% 0.197 285.5)
XYZ	xyz(9.5195, 4.7398, 36.0033)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431CA5 #7EA51C

analogous

#1C3AA5 #431CA5 #871CA5

triadic

#431CA5 #A5431C #1CA543

tetradic

#431CA5 #A51C3A #7EA51C #1CA587

square

#431CA5 #A51C3A #7EA51C #1CA587

split-complementary

#431CA5 #A5871C #3AA51C

monochromatic

#190A3C #2E1371 #431CA5 #5825D9 #8059E3

Accessibility & contrast

On white

10.78

#431CA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#431CA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431CA5

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431CA5	#FFFFFF	#000000	##FFFFFF
##431CA5	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A9

Deuteranopia (green-blind)

#0039A3

Tritanopia (blue-blind)

#084662

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #431ca5;
/* rgb */ color: rgb(67, 28, 165);
/* oklch */ color: oklch(38.5% 0.197 285.5);

Tailwind

colors: {
  custom: {
    50: '#845fc1',
    500: '#431ca5',
    950: '#000000',
  },
}

SCSS

$custom: #431ca5;
$custom-light: #845fc1;
$custom-dark: #000000;

JSON

{
  "hex": "#431ca5",
  "rgb": {
    "r": 67,
    "g": 28,
    "b": 165
  },
  "hsl": {
    "h": 257.08,
    "s": 70.984,
    "l": 37.843
  },
  "oklch": {
    "l": 0.38537,
    "c": 0.1971,
    "h": 285.5
  },
  "luminance": 0.0474
}

Semantic roles & 50–950 ramp

primary

#431CA5

secondary

#A6C656

accent

#EE3ABB

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #431CA5

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

Preview Lab → · Contrast checker → · Palette generator →