#421B79#421B79

#421B79 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.9% C 0.148 H 296.5°. Best body text is #FFFFFF at 12.62:1 contrast (WCAG AA passes).

Color values

HEX	#421B79
RGB	rgb(66, 27, 121)
HSL	hsl(265, 64%, 29%)
HSV	hsv(265, 78%, 47%)
CMYK	cmyk(45.5%, 77.7%, 0%, 52.5%)
CIE-LAB	lab(21.29, 39.33, -46.29)
CIE-LCH	lch(21.29, 60.74, 310.35°)
OKLab	oklab(33.92% 0.0659 -0.1325)
OKLCH	oklch(33.92% 0.148 296.5)
XYZ	xyz(6.0890, 3.3225, 18.4059)
Luminance	0.0332 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B79 #52791B

analogous

#1B2379 #421B79 #711B79

triadic

#421B79 #79421B #1B7942

tetradic

#421B79 #791B23 #52791B #1B7971

square

#421B79 #791B23 #52791B #1B7971

split-complementary

#421B79 #79711B #23791B

monochromatic

#0E0619 #271047 #421B79 #5D26AB #7A3BD3

Accessibility & contrast

On white

12.62

#421B79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#421B79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B79

12.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B79	#FFFFFF	#000000	##FFFFFF
##421B79	1.00	12.62	1.66	12.62
#FFFFFF	12.62	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347C

Deuteranopia (green-blind)

#003277

Tritanopia (blue-blind)

#333449

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #421b79;
/* rgb */ color: rgb(66, 27, 121);
/* oklch */ color: oklch(33.9% 0.148 296.5);

Tailwind

colors: {
  custom: {
    50: '#7c5ca1',
    500: '#421b79',
    950: '#000000',
  },
}

SCSS

$custom: #421b79;
$custom-light: #7c5ca1;
$custom-dark: #000000;

JSON

{
  "hex": "#421b79",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 121
  },
  "hsl": {
    "h": 264.894,
    "s": 63.514,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33918,
    "c": 0.14801,
    "h": 296.5
  },
  "luminance": 0.03323
}

Semantic roles & 50–950 ramp

primary

#421B79

secondary

#81AD43

accent

#E741A2

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #421B79

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

Preview Lab → · Contrast checker → · Palette generator →