#421C6E#421C6E

#421C6E is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.1% C 0.134 H 300.3°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#421C6E
RGB	rgb(66, 28, 110)
HSL	hsl(268, 59%, 27%)
HSV	hsv(268, 75%, 43%)
CMYK	cmyk(40%, 74.5%, 0%, 56.9%)
CIE-LAB	lab(20.50, 35.80, -40.51)
CIE-LCH	lch(20.50, 54.06, 311.47°)
OKLab	oklab(33.05% 0.0675 -0.1155)
OKLCH	oklch(33.05% 0.134 300.3)
XYZ	xyz(5.4758, 3.1145, 15.0615)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C6E #486E1C

analogous

#1C1F6E #421C6E #6B1C6E

triadic

#421C6E #6E421C #1C6E42

tetradic

#421C6E #6E1C1F #486E1C #1C6E6B

square

#421C6E #6E1C1F #486E1C #1C6E6B

split-complementary

#421C6E #6E6B1C #1F6E1C

monochromatic

#0F0618 #25103D #421C6E #5F289F #7D38CC

Accessibility & contrast

On white

12.94

#421C6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#421C6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C6E

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C6E	#FFFFFF	#000000	##FFFFFF
##421C6E	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)

#003170

Deuteranopia (green-blind)

#00316C

Tritanopia (blue-blind)

#383043

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #421c6e;
/* rgb */ color: rgb(66, 28, 110);
/* oklch */ color: oklch(33.1% 0.134 300.3);

Tailwind

colors: {
  custom: {
    50: '#7b5c98',
    500: '#421c6e',
    950: '#000000',
  },
}

SCSS

$custom: #421c6e;
$custom-light: #7b5c98;
$custom-dark: #000000;

JSON

{
  "hex": "#421c6e",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 110
  },
  "hsl": {
    "h": 267.805,
    "s": 59.42,
    "l": 27.059
  },
  "oklch": {
    "l": 0.33053,
    "c": 0.13381,
    "h": 300.3
  },
  "luminance": 0.03115
}

Semantic roles & 50–950 ramp

primary

#421C6E

secondary

#76A343

accent

#E3459A

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #421C6E

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

Preview Lab → · Contrast checker → · Palette generator →