#421B94#421B94

#421B94 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.6% C 0.179 H 288.8°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#421B94
RGB	rgb(66, 27, 148)
HSL	hsl(259, 69%, 34%)
HSV	hsv(259, 82%, 58%)
CMYK	cmyk(55.4%, 81.8%, 0%, 42%)
CIE-LAB	lab(23.93, 46.83, -58.90)
CIE-LCH	lch(23.93, 75.25, 308.49°)
OKLab	oklab(36.56% 0.0576 -0.1695)
OKLCH	oklch(36.56% 0.179 288.8)
XYZ	xyz(7.9824, 4.0798, 28.3781)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B94 #6D941B

analogous

#1B3094 #421B94 #7F1B94

triadic

#421B94 #94421B #1B9442

tetradic

#421B94 #941B30 #6D941B #1B947F

square

#421B94 #941B30 #6D941B #1B947F

split-complementary

#421B94 #947F1B #30941B

monochromatic

#14082C #2B1260 #421B94 #5924C8 #7B4BDE

Accessibility & contrast

On white

11.56

#421B94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#421B94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B94

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B94	#FFFFFF	#000000	##FFFFFF
##421B94	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B97

Deuteranopia (green-blind)

#003692

Tritanopia (blue-blind)

#203F58

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #421b94;
/* rgb */ color: rgb(66, 27, 148);
/* oklch */ color: oklch(36.6% 0.179 288.8);

Tailwind

colors: {
  custom: {
    50: '#805db5',
    500: '#421b94',
    950: '#000000',
  },
}

SCSS

$custom: #421b94;
$custom-light: #805db5;
$custom-dark: #000000;

JSON

{
  "hex": "#421b94",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 148
  },
  "hsl": {
    "h": 259.339,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.36564,
    "c": 0.17898,
    "h": 288.8
  },
  "luminance": 0.0408
}

Semantic roles & 50–950 ramp

primary

#421B94

secondary

#9AC04B

accent

#EC3CB3

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #421B94

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

Preview Lab → · Contrast checker → · Palette generator →