#421A78#421A78

#421A78 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.7% C 0.148 H 297.0°. Best body text is #FFFFFF at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#421A78
RGB	rgb(66, 26, 120)
HSL	hsl(266, 64%, 29%)
HSV	hsv(266, 78%, 47%)
CMYK	cmyk(45%, 78.3%, 0%, 52.9%)
CIE-LAB	lab(21.03, 39.53, -46.08)
CIE-LCH	lch(21.03, 60.71, 310.63°)
OKLab	oklab(33.71% 0.0671 -0.1319)
OKLCH	oklch(33.71% 0.148 297)
XYZ	xyz(6.0054, 3.2530, 18.0771)
Luminance	0.0325 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421A78 #50781A

analogous

#1A2178 #421A78 #711A78

triadic

#421A78 #78421A #1A7842

tetradic

#421A78 #781A21 #50781A #1A7871

square

#421A78 #781A21 #50781A #1A7871

split-complementary

#421A78 #78711A #21781A

monochromatic

#0E0519 #260F46 #421A78 #5E25AA #7B38D4

Accessibility & contrast

On white

12.72

#421A78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#421A78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421A78

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421A78	#FFFFFF	#000000	##FFFFFF
##421A78	1.00	12.72	1.65	12.72
#FFFFFF	12.72	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337B

Deuteranopia (green-blind)

#003176

Tritanopia (blue-blind)

#343348

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #421a78;
/* rgb */ color: rgb(66, 26, 120);
/* oklch */ color: oklch(33.7% 0.148 297.0);

Tailwind

colors: {
  custom: {
    50: '#7c5ba0',
    500: '#421a78',
    950: '#000000',
  },
}

SCSS

$custom: #421a78;
$custom-light: #7c5ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#421a78",
  "rgb": {
    "r": 66,
    "g": 26,
    "b": 120
  },
  "hsl": {
    "h": 265.532,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.33705,
    "c": 0.148,
    "h": 297
  },
  "luminance": 0.03253
}

Semantic roles & 50–950 ramp

primary

#421A78

secondary

#7FAC41

accent

#E740A0

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040F

muted

#7C797E

Preview Lab

Preview with #421A78

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

Preview Lab → · Contrast checker → · Palette generator →