#421F74#421F74

#421F74 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.0% C 0.137 H 297.4°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#421F74
RGB	rgb(66, 31, 116)
HSL	hsl(265, 58%, 29%)
HSV	hsv(265, 73%, 45%)
CMYK	cmyk(43.1%, 73.3%, 0%, 54.5%)
CIE-LAB	lab(21.58, 35.88, -42.62)
CIE-LCH	lch(21.58, 55.71, 310.09°)
OKLab	oklab(33.98% 0.063 -0.1218)
OKLCH	oklch(33.98% 0.137 297.4)
XYZ	xyz(5.8883, 3.3991, 16.8655)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 5.18

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421F74 #51741F

analogous

#1F2774 #421F74 #6D1F74

triadic

#421F74 #74421F #1F7442

tetradic

#421F74 #741F27 #51741F #1F746D

square

#421F74 #741F27 #51741F #1F746D

split-complementary

#421F74 #746D1F #27741F

monochromatic

#0E0618 #271244 #421F74 #5D2CA4 #7A41CC

Accessibility & contrast

On white

12.50

#421F74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#421F74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421F74

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421F74	#FFFFFF	#000000	##FFFFFF
##421F74	1.00	12.50	1.68	12.50
#FFFFFF	12.50	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003477

Deuteranopia (green-blind)

#003372

Tritanopia (blue-blind)

#353447

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #421f74;
/* rgb */ color: rgb(66, 31, 116);
/* oklch */ color: oklch(34.0% 0.137 297.4);

Tailwind

colors: {
  custom: {
    50: '#7b5e9d',
    500: '#421f74',
    950: '#000000',
  },
}

SCSS

$custom: #421f74;
$custom-light: #7b5e9d;
$custom-dark: #000000;

JSON

{
  "hex": "#421f74",
  "rgb": {
    "r": 66,
    "g": 31,
    "b": 116
  },
  "hsl": {
    "h": 264.706,
    "s": 57.823,
    "l": 28.824
  },
  "oklch": {
    "l": 0.33981,
    "c": 0.13713,
    "h": 297.4
  },
  "luminance": 0.03399
}

Semantic roles & 50–950 ramp

primary

#421F74

secondary

#80A847

accent

#E147A2

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #421F74

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

Preview Lab → · Contrast checker → · Palette generator →