#3F1FB4#3F1FB4

#3F1FB4 is a dark, highly saturated violet. Relative luminance 0.053; OKLCH L 40.1% C 0.212 H 280.8°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#3F1FB4
RGB	rgb(63, 31, 180)
HSL	hsl(253, 71%, 41%)
HSV	hsv(253, 83%, 71%)
CMYK	cmyk(65%, 82.8%, 0%, 29.4%)
CIE-LAB	lab(27.66, 53.81, -72.18)
CIE-LCH	lch(27.66, 90.03, 306.71°)
OKLab	oklab(40.08% 0.0398 -0.2083)
OKLCH	oklch(40.08% 0.212 280.8)
XYZ	xyz(10.7755, 5.3312, 43.6323)
Luminance	0.0533 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1FB4 #94B41F

analogous

#1F4AB4 #3F1FB4 #8A1FB4

triadic

#3F1FB4 #B43F1F #1FB43F

tetradic

#3F1FB4 #B41F4A #94B41F #1FB48A

square

#3F1FB4 #B41F4A #94B41F #1FB48A

split-complementary

#3F1FB4 #B48A1F #4AB41F

monochromatic

#1A0D4C #2D1680 #3F1FB4 #5834DC #8368E5

Accessibility & contrast

On white

10.16

#3F1FB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#3F1FB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1FB4

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1FB4	#FFFFFF	#000000	##FFFFFF
##3F1FB4	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B8

Deuteranopia (green-blind)

#003CB1

Tritanopia (blue-blind)

#004E6B

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3f1fb4;
/* rgb */ color: rgb(63, 31, 180);
/* oklch */ color: oklch(40.1% 0.212 280.8);

Tailwind

colors: {
  custom: {
    50: '#8561cc',
    500: '#3f1fb4',
    950: '#000000',
  },
}

SCSS

$custom: #3f1fb4;
$custom-light: #8561cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1fb4",
  "rgb": {
    "r": 63,
    "g": 31,
    "b": 180
  },
  "hsl": {
    "h": 252.886,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40081,
    "c": 0.21207,
    "h": 280.8
  },
  "luminance": 0.05332
}

Semantic roles & 50–950 ramp

primary

#3F1FB4

secondary

#B5CB64

accent

#ED3AC7

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0514

muted

#7D7A82

Preview Lab

Preview with #3F1FB4

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

Preview Lab → · Contrast checker → · Palette generator →