#3F2B91#3F2B91

#3F2B91 is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.0% C 0.159 H 285.0°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#3F2B91
RGB	rgb(63, 43, 145)
HSL	hsl(252, 54%, 37%)
HSV	hsv(252, 70%, 57%)
CMYK	cmyk(56.6%, 70.3%, 0%, 43.1%)
CIE-LAB	lab(26.24, 37.26, -53.27)
CIE-LCH	lch(26.24, 65.01, 304.97°)
OKLab	oklab(38.03% 0.041 -0.1532)
OKLCH	oklch(38.03% 0.159 285)
XYZ	xyz(8.0231, 4.8284, 27.2918)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2B91 #7D912B

analogous

#2B4A91 #3F2B91 #722B91

triadic

#3F2B91 #913F2B #2B913F

tetradic

#3F2B91 #912B4A #7D912B #2B9172

square

#3F2B91 #912B4A #7D912B #2B9172

split-complementary

#3F2B91 #91722B #4A912B

monochromatic

#160F33 #2A1D62 #3F2B91 #5439C0 #7A65D1

Accessibility & contrast

On white

10.68

#3F2B91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#3F2B91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2B91

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2B91	#FFFFFF	#000000	##FFFFFF
##3F2B91	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004194

Deuteranopia (green-blind)

#003B8F

Tritanopia (blue-blind)

#19465A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3f2b91;
/* rgb */ color: rgb(63, 43, 145);
/* oklch */ color: oklch(38.0% 0.159 285.0);

Tailwind

colors: {
  custom: {
    50: '#7d66b2',
    500: '#3f2b91',
    950: '#000000',
  },
}

SCSS

$custom: #3f2b91;
$custom-light: #7d66b2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2b91",
  "rgb": {
    "r": 63,
    "g": 43,
    "b": 145
  },
  "hsl": {
    "h": 251.765,
    "s": 54.255,
    "l": 36.863
  },
  "oklch": {
    "l": 0.38026,
    "c": 0.15861,
    "h": 285
  },
  "luminance": 0.04829
}

Semantic roles & 50–950 ramp

primary

#3F2B91

secondary

#A6B860

accent

#DE4AC1

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0611

muted

#7C7A80

Preview Lab

Preview with #3F2B91

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

Preview Lab → · Contrast checker → · Palette generator →