#421B70#421B70

#421B70 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.1% C 0.137 H 299.7°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#421B70
RGB	rgb(66, 27, 112)
HSL	hsl(268, 61%, 27%)
HSV	hsv(268, 76%, 44%)
CMYK	cmyk(41.1%, 75.9%, 0%, 56.1%)
CIE-LAB	lab(20.49, 36.86, -41.82)
CIE-LCH	lch(20.49, 55.74, 311.39°)
OKLab	oklab(33.1% 0.0681 -0.1194)
OKLCH	oklch(33.1% 0.137 299.7)
XYZ	xyz(5.5626, 3.1119, 15.6337)
Luminance	0.0311 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B70 #49701B

analogous

#1B1F70 #421B70 #6C1B70

triadic

#421B70 #70421B #1B7042

tetradic

#421B70 #701B1F #49701B #1B706C

square

#421B70 #701B1F #49701B #1B706C

split-complementary

#421B70 #706C1B #1F701B

monochromatic

#0F0619 #250F3F #421B70 #5F27A1 #7C37CF

Accessibility & contrast

On white

12.94

#421B70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#421B70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B70

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B70	#FFFFFF	#000000	##FFFFFF
##421B70	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003172

Deuteranopia (green-blind)

#00316E

Tritanopia (blue-blind)

#373044

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #421b70;
/* rgb */ color: rgb(66, 27, 112);
/* oklch */ color: oklch(33.1% 0.137 299.7);

Tailwind

colors: {
  custom: {
    50: '#7b5b9a',
    500: '#421b70',
    950: '#000000',
  },
}

SCSS

$custom: #421b70;
$custom-light: #7b5b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#421b70",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 112
  },
  "hsl": {
    "h": 267.529,
    "s": 61.151,
    "l": 27.255
  },
  "oklch": {
    "l": 0.331,
    "c": 0.13747,
    "h": 299.7
  },
  "luminance": 0.03112
}

Semantic roles & 50–950 ramp

primary

#421B70

secondary

#77A542

accent

#E4449B

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #421B70

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

Preview Lab → · Contrast checker → · Palette generator →