#421B6B#421B6B

#421B6B is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.7% C 0.132 H 301.7°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#421B6B
RGB	rgb(66, 27, 107)
HSL	hsl(269, 60%, 26%)
HSV	hsv(269, 75%, 42%)
CMYK	cmyk(38.3%, 74.8%, 0%, 58%)
CIE-LAB	lab(20.06, 35.50, -39.27)
CIE-LCH	lch(20.06, 52.94, 312.11°)
OKLab	oklab(32.66% 0.0692 -0.1119)
OKLCH	oklch(32.66% 0.132 301.7)
XYZ	xyz(5.2919, 3.0036, 14.2080)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B6B #446B1B

analogous

#1B1C6B #421B6B #6A1B6B

triadic

#421B6B #6B421B #1B6B42

tetradic

#421B6B #6B1B1C #446B1B #1B6B6A

square

#421B6B #6B1B1C #446B1B #1B6B6A

split-complementary

#421B6B #6B6A1B #1C6B1B

monochromatic

#0F0618 #240F3A #421B6B #60279C #7E35CC

Accessibility & contrast

On white

13.12

#421B6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#421B6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B6B

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B6B	#FFFFFF	#000000	##FFFFFF
##421B6B	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306D

Deuteranopia (green-blind)

#003069

Tritanopia (blue-blind)

#392E41

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #421b6b;
/* rgb */ color: rgb(66, 27, 107);
/* oklch */ color: oklch(32.7% 0.132 301.7);

Tailwind

colors: {
  custom: {
    50: '#7b5b96',
    500: '#421b6b',
    950: '#000000',
  },
}

SCSS

$custom: #421b6b;
$custom-light: #7b5b96;
$custom-dark: #000000;

JSON

{
  "hex": "#421b6b",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 107
  },
  "hsl": {
    "h": 269.25,
    "s": 59.701,
    "l": 26.275
  },
  "oklch": {
    "l": 0.32662,
    "c": 0.13156,
    "h": 301.7
  },
  "luminance": 0.03004
}

Semantic roles & 50–950 ramp

primary

#421B6B

secondary

#72A042

accent

#E34596

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040D

muted

#7C797E

Preview Lab

Preview with #421B6B

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

Preview Lab → · Contrast checker → · Palette generator →