#3F2B9C#3F2B9C

#3F2B9C is a dark, vivid violet. Relative luminance 0.052; OKLCH L 39.1% C 0.173 H 283.0°. Best body text is #FFFFFF at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#3F2B9C
RGB	rgb(63, 43, 156)
HSL	hsl(251, 57%, 39%)
HSV	hsv(251, 72%, 61%)
CMYK	cmyk(59.6%, 72.4%, 0%, 38.8%)
CIE-LAB	lab(27.25, 40.72, -58.37)
CIE-LCH	lch(27.25, 71.17, 304.90°)
OKLab	oklab(39.06% 0.0389 -0.1681)
OKLCH	oklch(39.06% 0.173 283)
XYZ	xyz(8.9127, 5.1842, 31.9770)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2B9C #889C2B

analogous

#2B509C #3F2B9C #782B9C

triadic

#3F2B9C #9C3F2B #2B9C3F

tetradic

#3F2B9C #9C2B50 #889C2B #2B9C78

square

#3F2B9C #9C2B50 #889C2B #2B9C78

split-complementary

#3F2B9C #9C782B #509C2B

monochromatic

#18113C #2C1E6C #3F2B9C #543BC9 #7E6BD6

Accessibility & contrast

On white

10.31

#3F2B9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#3F2B9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2B9C

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2B9C	#FFFFFF	#000000	##FFFFFF
##3F2B9C	1.00	10.31	2.04	10.31
#FFFFFF	10.31	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449F

Deuteranopia (green-blind)

#003D9A

Tritanopia (blue-blind)

#044A60

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3f2b9c;
/* rgb */ color: rgb(63, 43, 156);
/* oklch */ color: oklch(39.1% 0.173 283.0);

Tailwind

colors: {
  custom: {
    50: '#7f66ba',
    500: '#3f2b9c',
    950: '#000000',
  },
}

SCSS

$custom: #3f2b9c;
$custom-light: #7f66ba;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2b9c",
  "rgb": {
    "r": 63,
    "g": 43,
    "b": 156
  },
  "hsl": {
    "h": 250.619,
    "s": 56.784,
    "l": 39.02
  },
  "oklch": {
    "l": 0.39061,
    "c": 0.17258,
    "h": 283
  },
  "luminance": 0.05185
}

Semantic roles & 50–950 ramp

primary

#3F2B9C

secondary

#AEBD66

accent

#E048C5

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3F2B9C

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

Preview Lab → · Contrast checker → · Palette generator →