#431D78#431D78

#431D78 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.2% C 0.145 H 297.1°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#431D78
RGB	rgb(67, 29, 120)
HSL	hsl(265, 61%, 29%)
HSV	hsv(265, 76%, 47%)
CMYK	cmyk(44.2%, 75.8%, 0%, 52.9%)
CIE-LAB	lab(21.68, 38.24, -45.01)
CIE-LCH	lch(21.68, 59.06, 310.35°)
OKLab	oklab(34.19% 0.0658 -0.1287)
OKLCH	oklch(34.19% 0.145 297.1)
XYZ	xyz(6.1434, 3.4280, 18.1036)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.37

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431D78 #52781D

analogous

#1D2578 #431D78 #711D78

triadic

#431D78 #78431D #1D7843

tetradic

#431D78 #781D25 #52781D #1D7871

square

#431D78 #781D25 #52781D #1D7871

split-complementary

#431D78 #78711D #25781D

monochromatic

#0E0619 #271147 #431D78 #5F29A9 #7C3FD1

Accessibility & contrast

On white

12.46

#431D78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#431D78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431D78

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431D78	#FFFFFF	#000000	##FFFFFF
##431D78	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347B

Deuteranopia (green-blind)

#003376

Tritanopia (blue-blind)

#353449

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #431d78;
/* rgb */ color: rgb(67, 29, 120);
/* oklch */ color: oklch(34.2% 0.145 297.1);

Tailwind

colors: {
  custom: {
    50: '#7d5da0',
    500: '#431d78',
    950: '#000000',
  },
}

SCSS

$custom: #431d78;
$custom-light: #7d5da0;
$custom-dark: #000000;

JSON

{
  "hex": "#431d78",
  "rgb": {
    "r": 67,
    "g": 29,
    "b": 120
  },
  "hsl": {
    "h": 265.055,
    "s": 61.074,
    "l": 29.216
  },
  "oklch": {
    "l": 0.34194,
    "c": 0.14459,
    "h": 297.1
  },
  "luminance": 0.03428
}

Semantic roles & 50–950 ramp

primary

#431D78

secondary

#81AC45

accent

#E444A1

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040F

muted

#7C797E

Preview Lab

Preview with #431D78

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

Preview Lab → · Contrast checker → · Palette generator →