#3F2178#3F2178

#3F2178 is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.3% C 0.139 H 293.5°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#3F2178
RGB	rgb(63, 33, 120)
HSL	hsl(261, 57%, 30%)
HSV	hsv(261, 73%, 47%)
CMYK	cmyk(47.5%, 72.5%, 0%, 52.9%)
CIE-LAB	lab(21.95, 35.34, -44.60)
CIE-LCH	lch(21.95, 56.90, 308.39°)
OKLab	oklab(34.27% 0.0555 -0.1277)
OKLCH	oklch(34.27% 0.139 293.5)
XYZ	xyz(5.9830, 3.5004, 18.1261)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2178 #5A7821

analogous

#212E78 #3F2178 #6B2178

triadic

#3F2178 #783F21 #21783F

tetradic

#3F2178 #78212E #5A7821 #21786B

square

#3F2178 #78212E #5A7821 #21786B

split-complementary

#3F2178 #786B21 #2E7821

monochromatic

#0D0718 #261448 #3F2178 #582EA8 #7547CC

Accessibility & contrast

On white

12.35

#3F2178 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#3F2178 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2178

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2178	#FFFFFF	#000000	##FFFFFF
##3F2178	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367B

Deuteranopia (green-blind)

#003376

Tritanopia (blue-blind)

#2E374A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #3f2178;
/* rgb */ color: rgb(63, 33, 120);
/* oklch */ color: oklch(34.3% 0.139 293.5);

Tailwind

colors: {
  custom: {
    50: '#7a5fa0',
    500: '#3f2178',
    950: '#000000',
  },
}

SCSS

$custom: #3f2178;
$custom-light: #7a5fa0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2178",
  "rgb": {
    "r": 63,
    "g": 33,
    "b": 120
  },
  "hsl": {
    "h": 260.69,
    "s": 56.863,
    "l": 30
  },
  "oklch": {
    "l": 0.34268,
    "c": 0.13924,
    "h": 293.5
  },
  "luminance": 0.03501
}

Semantic roles & 50–950 ramp

primary

#3F2178

secondary

#8AAB4A

accent

#E048AC

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A050F

muted

#7C797E

Preview Lab

Preview with #3F2178

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

Preview Lab → · Contrast checker → · Palette generator →