#3B1F91#3B1F91

#3B1F91 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.0% C 0.172 H 285.0°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#3B1F91
RGB	rgb(59, 31, 145)
HSL	hsl(255, 65%, 35%)
HSV	hsv(255, 79%, 57%)
CMYK	cmyk(59.3%, 78.6%, 0%, 43.1%)
CIE-LAB	lab(23.52, 43.19, -57.76)
CIE-LCH	lch(23.52, 72.12, 306.79°)
OKLab	oklab(36% 0.0447 -0.1664)
OKLCH	oklch(36% 0.172 285)
XYZ	xyz(7.4029, 3.9537, 27.1556)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1F91 #75911F

analogous

#1F3C91 #3B1F91 #741F91

triadic

#3B1F91 #913B1F #1F913B

tetradic

#3B1F91 #911F3C #75911F #1F9174

square

#3B1F91 #911F3C #75911F #1F9174

split-complementary

#3B1F91 #91741F #3C911F

monochromatic

#12092C #26145F #3B1F91 #502AC3 #7251DA

Accessibility & contrast

On white

11.73

#3B1F91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#3B1F91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1F91

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1F91	#FFFFFF	#000000	##FFFFFF
##3B1F91	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B94

Deuteranopia (green-blind)

#00348F

Tritanopia (blue-blind)

#0B4057

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #3b1f91;
/* rgb */ color: rgb(59, 31, 145);
/* oklch */ color: oklch(36.0% 0.172 285.0);

Tailwind

colors: {
  custom: {
    50: '#7c5fb2',
    500: '#3b1f91',
    950: '#000000',
  },
}

SCSS

$custom: #3b1f91;
$custom-light: #7c5fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1f91",
  "rgb": {
    "r": 59,
    "g": 31,
    "b": 145
  },
  "hsl": {
    "h": 254.737,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.36003,
    "c": 0.17229,
    "h": 285
  },
  "luminance": 0.03954
}

Semantic roles & 50–950 ramp

primary

#3B1F91

secondary

#A2BD4F

accent

#E840BF

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #3B1F91

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

Preview Lab → · Contrast checker → · Palette generator →