#3821A2#3821A2

#3821A2 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.8% C 0.191 H 280.2°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#3821A2
RGB	rgb(56, 33, 162)
HSL	hsl(251, 66%, 38%)
HSV	hsv(251, 80%, 64%)
CMYK	cmyk(65.4%, 79.6%, 0%, 36.5%)
CIE-LAB	lab(25.37, 46.96, -65.14)
CIE-LCH	lch(25.37, 80.31, 305.79°)
OKLab	oklab(37.76% 0.0339 -0.188)
OKLCH	oklch(37.76% 0.191 280.2)
XYZ	xyz(8.6943, 4.5364, 34.5929)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3821A2 #8BA221

analogous

#214AA2 #3821A2 #7821A2

triadic

#3821A2 #A23821 #21A238

tetradic

#3821A2 #A2214A #8BA221 #21A278

square

#3821A2 #A2214A #8BA221 #21A278

split-complementary

#3821A2 #A27821 #4AA221

monochromatic

#150C3C #26176F #3821A2 #4A2CD4 #765FDE

Accessibility & contrast

On white

11.01

#3821A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#3821A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3821A2

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3821A2	#FFFFFF	#000000	##FFFFFF
##3821A2	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A6

Deuteranopia (green-blind)

#0037A0

Tritanopia (blue-blind)

#004861

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #3821a2;
/* rgb */ color: rgb(56, 33, 162);
/* oklch */ color: oklch(37.8% 0.191 280.2);

Tailwind

colors: {
  custom: {
    50: '#7e60bf',
    500: '#3821a2',
    950: '#000000',
  },
}

SCSS

$custom: #3821a2;
$custom-light: #7e60bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3821a2",
  "rgb": {
    "r": 56,
    "g": 33,
    "b": 162
  },
  "hsl": {
    "h": 250.698,
    "s": 66.154,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37762,
    "c": 0.19107,
    "h": 280.2
  },
  "luminance": 0.04537
}

Semantic roles & 50–950 ramp

primary

#3821A2

secondary

#B1C35C

accent

#E93FCB

background

#F8F5FB

surface

#EFEAF7

border

#CAC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #3821A2

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

Preview Lab → · Contrast checker → · Palette generator →