#431B79#431B79

#431B79 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.0% C 0.148 H 297.1°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#431B79
RGB	rgb(67, 27, 121)
HSL	hsl(266, 64%, 29%)
HSV	hsv(266, 78%, 47%)
CMYK	cmyk(44.6%, 77.7%, 0%, 52.5%)
CIE-LAB	lab(21.42, 39.50, -46.07)
CIE-LCH	lch(21.42, 60.69, 310.61°)
OKLab	oklab(34.04% 0.0675 -0.1318)
OKLCH	oklch(34.04% 0.148 297.1)
XYZ	xyz(6.1570, 3.3575, 18.4091)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431B79 #51791B

analogous

#1B2279 #431B79 #721B79

triadic

#431B79 #79431B #1B7943

tetradic

#431B79 #791B22 #51791B #1B7972

square

#431B79 #791B22 #51791B #1B7972

split-complementary

#431B79 #79721B #22791B

monochromatic

#0E0619 #271047 #431B79 #5F26AB #7C3BD3

Accessibility & contrast

On white

12.56

#431B79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#431B79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431B79

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431B79	#FFFFFF	#000000	##FFFFFF
##431B79	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347C

Deuteranopia (green-blind)

#003277

Tritanopia (blue-blind)

#353449

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #431b79;
/* rgb */ color: rgb(67, 27, 121);
/* oklch */ color: oklch(34.0% 0.148 297.1);

Tailwind

colors: {
  custom: {
    50: '#7d5ca1',
    500: '#431b79',
    950: '#000000',
  },
}

SCSS

$custom: #431b79;
$custom-light: #7d5ca1;
$custom-dark: #000000;

JSON

{
  "hex": "#431b79",
  "rgb": {
    "r": 67,
    "g": 27,
    "b": 121
  },
  "hsl": {
    "h": 265.532,
    "s": 63.514,
    "l": 29.02
  },
  "oklch": {
    "l": 0.34039,
    "c": 0.14812,
    "h": 297.1
  },
  "luminance": 0.03358
}

Semantic roles & 50–950 ramp

primary

#431B79

secondary

#80AD43

accent

#E741A0

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #431B79

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

Preview Lab → · Contrast checker → · Palette generator →