#421FA6#421FA6

#421FA6 is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.8% C 0.196 H 284.5°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#421FA6
RGB	rgb(66, 31, 166)
HSL	hsl(256, 69%, 39%)
HSV	hsv(256, 81%, 65%)
CMYK	cmyk(60.2%, 81.3%, 0%, 34.9%)
CIE-LAB	lab(26.42, 50.14, -65.80)
CIE-LCH	lch(26.42, 82.73, 307.31°)
OKLab	oklab(38.85% 0.049 -0.1897)
OKLCH	oklch(38.85% 0.196 284.5)
XYZ	xyz(9.6176, 4.8908, 36.5062)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421FA6 #83A61F

analogous

#1F3FA6 #421FA6 #851FA6

triadic

#421FA6 #A6421F #1FA642

tetradic

#421FA6 #A61F3F #83A61F #1FA685

square

#421FA6 #A61F3F #83A61F #1FA685

split-complementary

#421FA6 #A6851F #3FA61F

monochromatic

#190C3F #2D1572 #421FA6 #582BD7 #805EE1

Accessibility & contrast

On white

10.62

#421FA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#421FA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421FA6

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421FA6	#FFFFFF	#000000	##FFFFFF
##421FA6	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AA

Deuteranopia (green-blind)

#003AA4

Tritanopia (blue-blind)

#004863

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #421fa6;
/* rgb */ color: rgb(66, 31, 166);
/* oklch */ color: oklch(38.8% 0.196 284.5);

Tailwind

colors: {
  custom: {
    50: '#8360c2',
    500: '#421fa6',
    950: '#000000',
  },
}

SCSS

$custom: #421fa6;
$custom-light: #8360c2;
$custom-dark: #000000;

JSON

{
  "hex": "#421fa6",
  "rgb": {
    "r": 66,
    "g": 31,
    "b": 166
  },
  "hsl": {
    "h": 255.556,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.38848,
    "c": 0.1959,
    "h": 284.5
  },
  "luminance": 0.04891
}

Semantic roles & 50–950 ramp

primary

#421FA6

secondary

#AAC55B

accent

#EB3CBE

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #421FA6

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

Preview Lab → · Contrast checker → · Palette generator →