#3A1FB4#3A1FB4

#3A1FB4 is a dark, highly saturated violet. Relative luminance 0.052; OKLCH L 39.7% C 0.213 H 278.7°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#3A1FB4
RGB	rgb(58, 31, 180)
HSL	hsl(251, 71%, 41%)
HSV	hsv(251, 83%, 71%)
CMYK	cmyk(67.8%, 82.8%, 0%, 29.4%)
CIE-LAB	lab(27.22, 53.38, -72.91)
CIE-LCH	lch(27.22, 90.36, 306.21°)
OKLab	oklab(39.67% 0.0323 -0.2106)
OKLCH	oklch(39.67% 0.213 278.7)
XYZ	xyz(10.4705, 5.1739, 43.6180)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A1FB4 #99B41F

analogous

#1F4FB4 #3A1FB4 #851FB4

triadic

#3A1FB4 #B43A1F #1FB43A

tetradic

#3A1FB4 #B41F4F #99B41F #1FB485

square

#3A1FB4 #B41F4F #99B41F #1FB485

split-complementary

#3A1FB4 #B4851F #4FB41F

monochromatic

#180D4C #291680 #3A1FB4 #5334DC #7F68E5

Accessibility & contrast

On white

10.32

#3A1FB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#3A1FB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A1FB4

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A1FB4	#FFFFFF	#000000	##FFFFFF
##3A1FB4	1.00	10.32	2.04	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B8

Deuteranopia (green-blind)

#003AB1

Tritanopia (blue-blind)

#004E6B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3a1fb4;
/* rgb */ color: rgb(58, 31, 180);
/* oklch */ color: oklch(39.7% 0.213 278.7);

Tailwind

colors: {
  custom: {
    50: '#8261cc',
    500: '#3a1fb4',
    950: '#000000',
  },
}

SCSS

$custom: #3a1fb4;
$custom-light: #8261cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3a1fb4",
  "rgb": {
    "r": 58,
    "g": 31,
    "b": 180
  },
  "hsl": {
    "h": 250.872,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.39674,
    "c": 0.21302,
    "h": 278.7
  },
  "luminance": 0.05175
}

Semantic roles & 50–950 ramp

primary

#3A1FB4

secondary

#B8CB64

accent

#ED3ACD

background

#F8F5FC

surface

#F0EAF9

border

#CBC6D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #3A1FB4

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

Preview Lab → · Contrast checker → · Palette generator →