#421F63#421F63

#421F63 is a dark, moderate violet. Relative luminance 0.030; OKLCH L 32.6% C 0.116 H 304.3°. Best body text is #FFFFFF at 13.06:1 contrast (WCAG AA passes).

Color values

HEX	#421F63
RGB	rgb(66, 31, 99)
HSL	hsl(271, 52%, 25%)
HSV	hsv(271, 69%, 39%)
CMYK	cmyk(33.3%, 68.7%, 0%, 61.2%)
CIE-LAB	lab(20.20, 31.17, -33.81)
CIE-LCH	lch(20.20, 45.98, 312.67°)
OKLab	oklab(32.56% 0.0655 -0.0959)
OKLCH	oklch(32.56% 0.116 304.3)
XYZ	xyz(4.9884, 3.0391, 12.1258)
Luminance	0.0304 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421F63 #40631F

analogous

#201F63 #421F63 #631F62

triadic

#421F63 #63421F #1F6342

tetradic

#421F63 #63201F #40631F #1F6263

square

#421F63 #63201F #40631F #1F6263

split-complementary

#421F63 #62631F #1F6320

monochromatic

#100717 #231034 #421F63 #612E92 #803CC0

Accessibility & contrast

On white

13.06

#421F63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#421F63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421F63

13.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421F63	#FFFFFF	#000000	##FFFFFF
##421F63	1.00	13.06	1.61	13.06
#FFFFFF	13.06	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003065

Deuteranopia (green-blind)

#0B3161

Tritanopia (blue-blind)

#3C2E3E

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #421f63;
/* rgb */ color: rgb(66, 31, 99);
/* oklch */ color: oklch(32.6% 0.116 304.3);

Tailwind

colors: {
  custom: {
    50: '#795d90',
    500: '#421f63',
    950: '#000000',
  },
}

SCSS

$custom: #421f63;
$custom-light: #795d90;
$custom-dark: #000000;

JSON

{
  "hex": "#421f63",
  "rgb": {
    "r": 66,
    "g": 31,
    "b": 99
  },
  "hsl": {
    "h": 270.882,
    "s": 52.308,
    "l": 25.49
  },
  "oklch": {
    "l": 0.32561,
    "c": 0.1161,
    "h": 304.3
  },
  "luminance": 0.03039
}

Semantic roles & 50–950 ramp

primary

#421F63

secondary

#6E9846

accent

#DC4C92

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040C

muted

#7B797D

Preview Lab

Preview with #421F63

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

Preview Lab → · Contrast checker → · Palette generator →