#3A1B7B#3A1B7B

#3A1B7B is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.2% C 0.150 H 290.5°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#3A1B7B
RGB	rgb(58, 27, 123)
HSL	hsl(259, 64%, 29%)
HSV	hsv(259, 78%, 48%)
CMYK	cmyk(52.8%, 78%, 0%, 51.8%)
CIE-LAB	lab(20.49, 38.55, -48.91)
CIE-LCH	lch(20.49, 62.28, 308.24°)
OKLab	oklab(33.19% 0.0526 -0.1405)
OKLCH	oklch(33.19% 0.15 290.5)
XYZ	xyz(5.7110, 3.1132, 19.0350)
Luminance	0.0311 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A1B7B #5C7B1B

analogous

#1B2C7B #3A1B7B #6A1B7B

triadic

#3A1B7B #7B3A1B #1B7B3A

tetradic

#3A1B7B #7B1B2C #5C7B1B #1B7B6A

square

#3A1B7B #7B1B2C #5C7B1B #1B7B6A

split-complementary

#3A1B7B #7B6A1B #2C7B1B

monochromatic

#0C0619 #221049 #3A1B7B #5226AD #6D3CD4

Accessibility & contrast

On white

12.94

#3A1B7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#3A1B7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A1B7B

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A1B7B	#FFFFFF	#000000	##FFFFFF
##3A1B7B	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337E

Deuteranopia (green-blind)

#002F79

Tritanopia (blue-blind)

#23354A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #3a1b7b;
/* rgb */ color: rgb(58, 27, 123);
/* oklch */ color: oklch(33.2% 0.150 290.5);

Tailwind

colors: {
  custom: {
    50: '#785ba2',
    500: '#3a1b7b',
    950: '#000000',
  },
}

SCSS

$custom: #3a1b7b;
$custom-light: #785ba2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a1b7b",
  "rgb": {
    "r": 58,
    "g": 27,
    "b": 123
  },
  "hsl": {
    "h": 259.375,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33188,
    "c": 0.15003,
    "h": 290.5
  },
  "luminance": 0.03113
}

Semantic roles & 50–950 ramp

primary

#3A1B7B

secondary

#8CAF43

accent

#E741B1

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #3A1B7B

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

Preview Lab → · Contrast checker → · Palette generator →