#3A1381#3A1381

#3A1381 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.9% C 0.165 H 290.1°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#3A1381
RGB	rgb(58, 19, 129)
HSL	hsl(261, 74%, 29%)
HSV	hsv(261, 85%, 51%)
CMYK	cmyk(55%, 85.3%, 0%, 49.4%)
CIE-LAB	lab(19.84, 43.92, -53.79)
CIE-LCH	lch(19.84, 69.44, 309.23°)
OKLab	oklab(32.92% 0.0565 -0.1547)
OKLCH	oklch(32.92% 0.165 290.1)
XYZ	xyz(5.9391, 2.9500, 21.0211)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A1381 #5A8113

analogous

#132381 #3A1381 #711381

triadic

#3A1381 #813A13 #13813A

tetradic

#3A1381 #811323 #5A8113 #138171

square

#3A1381 #811323 #5A8113 #138171

split-complementary

#3A1381 #817113 #238113

monochromatic

#0C041B #220B4C #3A1381 #521BB6 #6D2EE0

Accessibility & contrast

On white

13.21

#3A1381 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#3A1381 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A1381

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A1381	#FFFFFF	#000000	##FFFFFF
##3A1381	1.00	13.21	1.59	13.21
#FFFFFF	13.21	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003284

Deuteranopia (green-blind)

#002D7F

Tritanopia (blue-blind)

#1F354C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #3a1381;
/* rgb */ color: rgb(58, 19, 129);
/* oklch */ color: oklch(32.9% 0.165 290.1);

Tailwind

colors: {
  custom: {
    50: '#7957a7',
    500: '#3a1381',
    950: '#000000',
  },
}

SCSS

$custom: #3a1381;
$custom-light: #7957a7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a1381",
  "rgb": {
    "r": 58,
    "g": 19,
    "b": 129
  },
  "hsl": {
    "h": 261.273,
    "s": 74.324,
    "l": 29.02
  },
  "oklch": {
    "l": 0.32923,
    "c": 0.1647,
    "h": 290.1
  },
  "luminance": 0.0295
}

Semantic roles & 50–950 ramp

primary

#3A1381

secondary

#8AB63A

accent

#F137AF

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0310

muted

#7C787F

Preview Lab

Preview with #3A1381

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

Preview Lab → · Contrast checker → · Palette generator →