#431A78#431A78

#431A78 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.8% C 0.148 H 297.6°. Best body text is #FFFFFF at 12.67:1 contrast (WCAG AA passes).

Color values

HEX	#431A78
RGB	rgb(67, 26, 120)
HSL	hsl(266, 64%, 29%)
HSV	hsv(266, 78%, 47%)
CMYK	cmyk(44.2%, 78.3%, 0%, 52.9%)
CIE-LAB	lab(21.16, 39.71, -45.86)
CIE-LCH	lch(21.16, 60.66, 310.89°)
OKLab	oklab(33.83% 0.0687 -0.1312)
OKLCH	oklch(33.83% 0.148 297.6)
XYZ	xyz(6.0734, 3.2880, 18.0803)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.81

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431A78 #4F781A

analogous

#1A2078 #431A78 #721A78

triadic

#431A78 #78431A #1A7843

tetradic

#431A78 #781A20 #4F781A #1A7872

square

#431A78 #781A20 #4F781A #1A7872

split-complementary

#431A78 #78721A #20781A

monochromatic

#0E0519 #270F46 #431A78 #5F25AA #7C38D4

Accessibility & contrast

On white

12.67

#431A78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#431A78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431A78

12.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431A78	#FFFFFF	#000000	##FFFFFF
##431A78	1.00	12.67	1.66	12.67
#FFFFFF	12.67	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337B

Deuteranopia (green-blind)

#003276

Tritanopia (blue-blind)

#353348

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #431a78;
/* rgb */ color: rgb(67, 26, 120);
/* oklch */ color: oklch(33.8% 0.148 297.6);

Tailwind

colors: {
  custom: {
    50: '#7d5ba0',
    500: '#431a78',
    950: '#000000',
  },
}

SCSS

$custom: #431a78;
$custom-light: #7d5ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#431a78",
  "rgb": {
    "r": 67,
    "g": 26,
    "b": 120
  },
  "hsl": {
    "h": 266.17,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.33828,
    "c": 0.14812,
    "h": 297.6
  },
  "luminance": 0.03288
}

Semantic roles & 50–950 ramp

primary

#431A78

secondary

#7EAC41

accent

#E7409F

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040F

muted

#7C797E

Preview Lab

Preview with #431A78

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

Preview Lab → · Contrast checker → · Palette generator →