#431C91#431C91

#431C91 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.5% C 0.175 H 289.9°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#431C91
RGB	rgb(67, 28, 145)
HSL	hsl(260, 68%, 34%)
HSV	hsv(260, 81%, 57%)
CMYK	cmyk(53.8%, 80.7%, 0%, 43.1%)
CIE-LAB	lab(23.89, 45.69, -57.11)
CIE-LCH	lch(23.89, 73.13, 308.66°)
OKLab	oklab(36.47% 0.0595 -0.1642)
OKLCH	oklch(36.47% 0.175 289.9)
XYZ	xyz(7.8393, 4.0678, 27.1547)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431C91 #6A911C

analogous

#1C3091 #431C91 #7E1C91

triadic

#431C91 #91431C #1C9143

tetradic

#431C91 #911C30 #6A911C #1C917E

square

#431C91 #911C30 #6A911C #1C917E

split-complementary

#431C91 #917E1C #30911C

monochromatic

#14082A #2B125E #431C91 #5B26C4 #7C4BDC

Accessibility & contrast

On white

11.58

#431C91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#431C91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431C91

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431C91	#FFFFFF	#000000	##FFFFFF
##431C91	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B94

Deuteranopia (green-blind)

#00368F

Tritanopia (blue-blind)

#263E57

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #431c91;
/* rgb */ color: rgb(67, 28, 145);
/* oklch */ color: oklch(36.5% 0.175 289.9);

Tailwind

colors: {
  custom: {
    50: '#805eb2',
    500: '#431c91',
    950: '#000000',
  },
}

SCSS

$custom: #431c91;
$custom-light: #805eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#431c91",
  "rgb": {
    "r": 67,
    "g": 28,
    "b": 145
  },
  "hsl": {
    "h": 260,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36471,
    "c": 0.17465,
    "h": 289.9
  },
  "luminance": 0.04068
}

Semantic roles & 50–950 ramp

primary

#431C91

secondary

#98BE4A

accent

#EB3DB1

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #431C91

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

Preview Lab → · Contrast checker → · Palette generator →