#421F8F#421F8F

#421F8F is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.5% C 0.169 H 289.4°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#421F8F
RGB	rgb(66, 31, 143)
HSL	hsl(259, 64%, 34%)
HSV	hsv(259, 78%, 56%)
CMYK	cmyk(53.8%, 78.3%, 0%, 43.9%)
CIE-LAB	lab(24.07, 43.58, -55.59)
CIE-LCH	lch(24.07, 70.63, 308.10°)
OKLab	oklab(36.5% 0.0563 -0.1598)
OKLCH	oklch(36.5% 0.169 289.4)
XYZ	xyz(7.6932, 4.1210, 26.3713)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421F8F #6C8F1F

analogous

#1F348F #421F8F #7A1F8F

triadic

#421F8F #8F421F #1F8F42

tetradic

#421F8F #8F1F34 #6C8F1F #1F8F7A

square

#421F8F #8F1F34 #6C8F1F #1F8F7A

split-complementary

#421F8F #8F7A1F #348F1F

monochromatic

#14092A #2B145D #421F8F #592AC1 #7A4FD9

Accessibility & contrast

On white

11.51

#421F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#421F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421F8F

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421F8F	#FFFFFF	#000000	##FFFFFF
##421F8F	1.00	11.51	1.82	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B92

Deuteranopia (green-blind)

#00368D

Tritanopia (blue-blind)

#253F56

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #421f8f;
/* rgb */ color: rgb(66, 31, 143);
/* oklch */ color: oklch(36.5% 0.169 289.4);

Tailwind

colors: {
  custom: {
    50: '#7f5fb1',
    500: '#421f8f',
    950: '#000000',
  },
}

SCSS

$custom: #421f8f;
$custom-light: #7f5fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#421f8f",
  "rgb": {
    "r": 66,
    "g": 31,
    "b": 143
  },
  "hsl": {
    "h": 258.75,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.36505,
    "c": 0.16943,
    "h": 289.4
  },
  "luminance": 0.04121
}

Semantic roles & 50–950 ramp

primary

#421F8F

secondary

#9ABC4E

accent

#E740B3

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #421F8F

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

Preview Lab → · Contrast checker → · Palette generator →