#3B1579#3B1579

#3B1579 is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.4% C 0.154 H 292.8°. Best body text is #FFFFFF at 13.38:1 contrast (WCAG AA passes).

Color values

HEX	#3B1579
RGB	rgb(59, 21, 121)
HSL	hsl(263, 70%, 28%)
HSV	hsv(263, 83%, 47%)
CMYK	cmyk(51.2%, 82.6%, 0%, 52.5%)
CIE-LAB	lab(19.42, 40.99, -49.40)
CIE-LCH	lch(19.42, 64.19, 309.69°)
OKLab	oklab(32.41% 0.0597 -0.1418)
OKLCH	oklch(32.41% 0.154 292.8)
XYZ	xyz(5.5220, 2.8464, 18.3439)
Luminance	0.0285 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1579 #537915

analogous

#152179 #3B1579 #6D1579

triadic

#3B1579 #793B15 #15793B

tetradic

#3B1579 #791521 #537915 #15796D

square

#3B1579 #791521 #537915 #15796D

split-complementary

#3B1579 #796D15 #217915

monochromatic

#0D051A #220C45 #3B1579 #541EAD #6F2EDB

Accessibility & contrast

On white

13.38

#3B1579 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#3B1579 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1579

13.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1579	#FFFFFF	#000000	##FFFFFF
##3B1579	1.00	13.38	1.57	13.38
#FFFFFF	13.38	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307C

Deuteranopia (green-blind)

#002D77

Tritanopia (blue-blind)

#273247

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #3b1579;
/* rgb */ color: rgb(59, 21, 121);
/* oklch */ color: oklch(32.4% 0.154 292.8);

Tailwind

colors: {
  custom: {
    50: '#7958a1',
    500: '#3b1579',
    950: '#000000',
  },
}

SCSS

$custom: #3b1579;
$custom-light: #7958a1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1579",
  "rgb": {
    "r": 59,
    "g": 21,
    "b": 121
  },
  "hsl": {
    "h": 262.8,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.32406,
    "c": 0.15388,
    "h": 292.8
  },
  "luminance": 0.02847
}

Semantic roles & 50–950 ramp

primary

#3B1579

secondary

#83AF3B

accent

#ED3BA9

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#0A030F

muted

#7C787F

Preview Lab

Preview with #3B1579

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

Preview Lab → · Contrast checker → · Palette generator →