#3917A0#3917A0

#3917A0 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.6% C 0.197 H 282.0°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#3917A0
RGB	rgb(57, 23, 160)
HSL	hsl(255, 75%, 36%)
HSV	hsv(255, 86%, 63%)
CMYK	cmyk(64.4%, 85.6%, 0%, 37.3%)
CIE-LAB	lab(23.74, 50.87, -66.62)
CIE-LCH	lch(23.74, 83.82, 307.37°)
OKLab	oklab(36.59% 0.041 -0.1922)
OKLCH	oklch(36.59% 0.197 282)
XYZ	xyz(8.3369, 4.0201, 33.5875)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3917A0 #7EA017

analogous

#1739A0 #3917A0 #7D17A0

triadic

#3917A0 #A03917 #17A039

tetradic

#3917A0 #A01739 #7EA017 #17A07D

square

#3917A0 #A01739 #7EA017 #17A07D

split-complementary

#3917A0 #A07D17 #39A017

monochromatic

#130835 #260F6A #3917A0 #4C1FD6 #724CE5

Accessibility & contrast

On white

11.64

#3917A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#3917A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3917A0

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3917A0	#FFFFFF	#000000	##FFFFFF
##3917A0	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA4

Deuteranopia (green-blind)

#00349E

Tritanopia (blue-blind)

#00435E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #3917a0;
/* rgb */ color: rgb(57, 23, 160);
/* oklch */ color: oklch(36.6% 0.197 282.0);

Tailwind

colors: {
  custom: {
    50: '#7e5bbd',
    500: '#3917a0',
    950: '#000000',
  },
}

SCSS

$custom: #3917a0;
$custom-light: #7e5bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#3917a0",
  "rgb": {
    "r": 57,
    "g": 23,
    "b": 160
  },
  "hsl": {
    "h": 254.891,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.36592,
    "c": 0.19651,
    "h": 282
  },
  "luminance": 0.04021
}

Semantic roles & 50–950 ramp

primary

#3917A0

secondary

#A8C74C

accent

#F136C3

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #3917A0

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

Preview Lab → · Contrast checker → · Palette generator →