#421B6C#421B6C

#421B6C is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.7% C 0.133 H 301.3°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#421B6C
RGB	rgb(66, 27, 108)
HSL	hsl(269, 60%, 26%)
HSV	hsv(269, 75%, 42%)
CMYK	cmyk(38.9%, 75%, 0%, 57.6%)
CIE-LAB	lab(20.14, 35.77, -39.79)
CIE-LCH	lch(20.14, 53.50, 311.96°)
OKLab	oklab(32.75% 0.069 -0.1134)
OKLCH	oklch(32.75% 0.133 301.3)
XYZ	xyz(5.3448, 3.0248, 14.4867)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B6C #456C1B

analogous

#1B1D6C #421B6C #6B1B6C

triadic

#421B6C #6C421B #1B6C42

tetradic

#421B6C #6C1B1D #456C1B #1B6C6B

square

#421B6C #6C1B1D #456C1B #1B6C6B

split-complementary

#421B6C #6C6B1B #1D6C1B

monochromatic

#0F0618 #240F3B #421B6C #60279D #7E35CC

Accessibility & contrast

On white

13.08

#421B6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#421B6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B6C

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B6C	#FFFFFF	#000000	##FFFFFF
##421B6C	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306E

Deuteranopia (green-blind)

#00306A

Tritanopia (blue-blind)

#392F41

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #421b6c;
/* rgb */ color: rgb(66, 27, 108);
/* oklch */ color: oklch(32.7% 0.133 301.3);

Tailwind

colors: {
  custom: {
    50: '#7b5b97',
    500: '#421b6c',
    950: '#000000',
  },
}

SCSS

$custom: #421b6c;
$custom-light: #7b5b97;
$custom-dark: #000000;

JSON

{
  "hex": "#421b6c",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 108
  },
  "hsl": {
    "h": 268.889,
    "s": 60,
    "l": 26.471
  },
  "oklch": {
    "l": 0.32749,
    "c": 0.13274,
    "h": 301.3
  },
  "luminance": 0.03025
}

Semantic roles & 50–950 ramp

primary

#421B6C

secondary

#73A142

accent

#E34597

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040D

muted

#7C797E

Preview Lab

Preview with #421B6C

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

Preview Lab → · Contrast checker → · Palette generator →