#3F1FA1#3F1FA1

#3F1FA1 is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.0% C 0.191 H 284.0°. Best body text is #FFFFFF at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#3F1FA1
RGB	rgb(63, 31, 161)
HSL	hsl(255, 68%, 38%)
HSV	hsv(255, 81%, 63%)
CMYK	cmyk(60.9%, 80.7%, 0%, 36.9%)
CIE-LAB	lab(25.59, 48.38, -64.15)
CIE-LCH	lch(25.59, 80.34, 307.02°)
OKLab	oklab(38.04% 0.046 -0.1849)
OKLCH	oklch(38.04% 0.191 284)
XYZ	xyz(8.9709, 4.6093, 34.1283)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1FA1 #81A11F

analogous

#1F40A1 #3F1FA1 #801FA1

triadic

#3F1FA1 #A13F1F #1FA13F

tetradic

#3F1FA1 #A11F40 #81A11F #1FA180

square

#3F1FA1 #A11F40 #81A11F #1FA180

split-complementary

#3F1FA1 #A1801F #40A11F

monochromatic

#170B3A #2B156E #3F1FA1 #5329D4 #7C5BDF

Accessibility & contrast

On white

10.93

#3F1FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#3F1FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1FA1

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1FA1	#FFFFFF	#000000	##FFFFFF
##3F1FA1	1.00	10.93	1.92	10.93
#FFFFFF	10.93	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A5

Deuteranopia (green-blind)

#00389F

Tritanopia (blue-blind)

#004660

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3f1fa1;
/* rgb */ color: rgb(63, 31, 161);
/* oklch */ color: oklch(38.0% 0.191 284.0);

Tailwind

colors: {
  custom: {
    50: '#8160be',
    500: '#3f1fa1',
    950: '#000000',
  },
}

SCSS

$custom: #3f1fa1;
$custom-light: #8160be;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1fa1",
  "rgb": {
    "r": 63,
    "g": 31,
    "b": 161
  },
  "hsl": {
    "h": 254.769,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.38044,
    "c": 0.19055,
    "h": 284
  },
  "luminance": 0.0461
}

Semantic roles & 50–950 ramp

primary

#3F1FA1

secondary

#A9C458

accent

#EB3DC0

background

#F8F5FB

surface

#F0EAF7

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #3F1FA1

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

Preview Lab → · Contrast checker → · Palette generator →