#421C6D#421C6D

#421C6D is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.0% C 0.133 H 300.7°. Best body text is #FFFFFF at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#421C6D
RGB	rgb(66, 28, 109)
HSL	hsl(268, 59%, 27%)
HSV	hsv(268, 74%, 43%)
CMYK	cmyk(39.4%, 74.3%, 0%, 57.3%)
CIE-LAB	lab(20.41, 35.53, -40.00)
CIE-LCH	lch(20.41, 53.50, 311.61°)
OKLab	oklab(32.97% 0.0677 -0.114)
OKLCH	oklch(32.97% 0.133 300.7)
XYZ	xyz(5.4217, 3.0928, 14.7764)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C6D #476D1C

analogous

#1C1F6D #421C6D #6B1C6D

triadic

#421C6D #6D421C #1C6D42

tetradic

#421C6D #6D1C1F #476D1C #1C6D6B

square

#421C6D #6D1C1F #476D1C #1C6D6B

split-complementary

#421C6D #6D6B1C #1F6D1C

monochromatic

#0F0618 #250F3C #421C6D #5F299E #7D38CC

Accessibility & contrast

On white

12.97

#421C6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#421C6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C6D

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C6D	#FFFFFF	#000000	##FFFFFF
##421C6D	1.00	12.97	1.62	12.97
#FFFFFF	12.97	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316F

Deuteranopia (green-blind)

#00316B

Tritanopia (blue-blind)

#383042

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #421c6d;
/* rgb */ color: rgb(66, 28, 109);
/* oklch */ color: oklch(33.0% 0.133 300.7);

Tailwind

colors: {
  custom: {
    50: '#7b5c97',
    500: '#421c6d',
    950: '#000000',
  },
}

SCSS

$custom: #421c6d;
$custom-light: #7b5c97;
$custom-dark: #000000;

JSON

{
  "hex": "#421c6d",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 109
  },
  "hsl": {
    "h": 268.148,
    "s": 59.124,
    "l": 26.863
  },
  "oklch": {
    "l": 0.32967,
    "c": 0.13262,
    "h": 300.7
  },
  "luminance": 0.03093
}

Semantic roles & 50–950 ramp

primary

#421C6D

secondary

#75A243

accent

#E24599

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #421C6D

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

Preview Lab → · Contrast checker → · Palette generator →