#421DA1#421DA1

#421DA1 is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.1% C 0.192 H 285.7°. Best body text is #FFFFFF at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#421DA1
RGB	rgb(66, 29, 161)
HSL	hsl(257, 69%, 37%)
HSV	hsv(257, 82%, 63%)
CMYK	cmyk(59%, 82%, 0%, 36.9%)
CIE-LAB	lab(25.59, 49.60, -64.14)
CIE-LCH	lch(25.59, 81.08, 307.72°)
OKLab	oklab(38.12% 0.0519 -0.1848)
OKLCH	oklch(38.12% 0.192 285.7)
XYZ	xyz(9.1172, 4.6096, 34.1206)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421DA1 #7CA11D

analogous

#1D3AA1 #421DA1 #841DA1

triadic

#421DA1 #A1421D #1DA142

tetradic

#421DA1 #A11D3A #7CA11D #1DA184

square

#421DA1 #A11D3A #7CA11D #1DA184

split-complementary

#421DA1 #A1841D #3AA11D

monochromatic

#170A39 #2D146D #421DA1 #5726D5 #7E58E1

Accessibility & contrast

On white

10.93

#421DA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#421DA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421DA1

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421DA1	#FFFFFF	#000000	##FFFFFF
##421DA1	1.00	10.93	1.92	10.93
#FFFFFF	10.93	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A5

Deuteranopia (green-blind)

#00399F

Tritanopia (blue-blind)

#0C4560

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #421da1;
/* rgb */ color: rgb(66, 29, 161);
/* oklch */ color: oklch(38.1% 0.192 285.7);

Tailwind

colors: {
  custom: {
    50: '#835fbe',
    500: '#421da1',
    950: '#000000',
  },
}

SCSS

$custom: #421da1;
$custom-light: #835fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#421da1",
  "rgb": {
    "r": 66,
    "g": 29,
    "b": 161
  },
  "hsl": {
    "h": 256.818,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.38117,
    "c": 0.19192,
    "h": 285.7
  },
  "luminance": 0.0461
}

Semantic roles & 50–950 ramp

primary

#421DA1

secondary

#A5C455

accent

#EC3CBB

background

#F8F5FB

surface

#F0EAF7

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #421DA1

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

Preview Lab → · Contrast checker → · Palette generator →