#3819B3#3819B3

#3819B3 is a dark, highly saturated violet. Relative luminance 0.048; OKLCH L 38.8% C 0.216 H 278.5°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#3819B3
RGB	rgb(56, 25, 179)
HSL	hsl(252, 75%, 40%)
HSV	hsv(252, 86%, 70%)
CMYK	cmyk(68.7%, 86%, 0%, 29.8%)
CIE-LAB	lab(26.13, 55.34, -74.14)
CIE-LCH	lch(26.13, 92.51, 306.74°)
OKLab	oklab(38.85% 0.0319 -0.2141)
OKLCH	oklch(38.85% 0.216 278.5)
XYZ	xyz(10.1126, 4.7898, 43.0307)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3819B3 #94B319

analogous

#1947B3 #3819B3 #8519B3

triadic

#3819B3 #B33819 #19B338

tetradic

#3819B3 #B31947 #94B319 #19B385

square

#3819B3 #B31947 #94B319 #19B385

split-complementary

#3819B3 #B38519 #47B319

monochromatic

#160A48 #27127D #3819B3 #4D28E1 #7A5EE8

Accessibility & contrast

On white

10.72

#3819B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#3819B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3819B3

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3819B3	#FFFFFF	#000000	##FFFFFF
##3819B3	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B7

Deuteranopia (green-blind)

#0038B0

Tritanopia (blue-blind)

#004C6A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3819b3;
/* rgb */ color: rgb(56, 25, 179);
/* oklch */ color: oklch(38.8% 0.216 278.5);

Tailwind

colors: {
  custom: {
    50: '#825ecb',
    500: '#3819b3',
    950: '#000000',
  },
}

SCSS

$custom: #3819b3;
$custom-light: #825ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#3819b3",
  "rgb": {
    "r": 56,
    "g": 25,
    "b": 179
  },
  "hsl": {
    "h": 252.078,
    "s": 75.49,
    "l": 40
  },
  "oklch": {
    "l": 0.38847,
    "c": 0.21643,
    "h": 278.5
  },
  "luminance": 0.04791
}

Semantic roles & 50–950 ramp

primary

#3819B3

secondary

#B6CC5B

accent

#F236CC

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #3819B3

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

Preview Lab → · Contrast checker → · Palette generator →