#3921A2#3921A2

#3921A2 is a dark, vivid violet. Relative luminance 0.046; OKLCH L 37.8% C 0.191 H 280.7°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#3921A2
RGB	rgb(57, 33, 162)
HSL	hsl(251, 66%, 38%)
HSV	hsv(251, 80%, 64%)
CMYK	cmyk(64.8%, 79.6%, 0%, 36.5%)
CIE-LAB	lab(25.46, 47.07, -64.99)
CIE-LCH	lch(25.46, 80.25, 305.91°)
OKLab	oklab(37.85% 0.0354 -0.1876)
OKLCH	oklch(37.85% 0.191 280.7)
XYZ	xyz(8.7507, 4.5655, 34.5955)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3921A2 #8AA221

analogous

#2149A2 #3921A2 #7921A2

triadic

#3921A2 #A23921 #21A239

tetradic

#3921A2 #A22149 #8AA221 #21A279

square

#3921A2 #A22149 #8AA221 #21A279

split-complementary

#3921A2 #A27921 #49A221

monochromatic

#150C3C #27176F #3921A2 #4B2CD4 #775FDE

Accessibility & contrast

On white

10.98

#3921A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#3921A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3921A2

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3921A2	#FFFFFF	#000000	##FFFFFF
##3921A2	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	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: #3921a2;
/* rgb */ color: rgb(57, 33, 162);
/* oklch */ color: oklch(37.8% 0.191 280.7);

Tailwind

colors: {
  custom: {
    50: '#7e61bf',
    500: '#3921a2',
    950: '#000000',
  },
}

SCSS

$custom: #3921a2;
$custom-light: #7e61bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3921a2",
  "rgb": {
    "r": 57,
    "g": 33,
    "b": 162
  },
  "hsl": {
    "h": 251.163,
    "s": 66.154,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37845,
    "c": 0.19089,
    "h": 280.7
  },
  "luminance": 0.04566
}

Semantic roles & 50–950 ramp

primary

#3921A2

secondary

#B0C35C

accent

#E93FC9

background

#F8F5FB

surface

#EFEAF7

border

#CAC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #3921A2

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

Preview Lab → · Contrast checker → · Palette generator →