#3A105B#3A105B

#3A105B is a dark, vivid violet. Relative luminance 0.020; OKLCH L 28.8% C 0.125 H 305.0°. Best body text is #FFFFFF at 14.95:1 contrast (WCAG AA passes).

Color values

HEX	#3A105B
RGB	rgb(58, 16, 91)
HSL	hsl(274, 70%, 21%)
HSV	hsv(274, 82%, 36%)
CMYK	cmyk(36.3%, 82.4%, 0%, 64.3%)
CIE-LAB	lab(15.62, 34.95, -35.97)
CIE-LCH	lch(15.62, 50.15, 314.17°)
OKLab	oklab(28.84% 0.0718 -0.1024)
OKLCH	oklch(28.84% 0.125 305)
XYZ	xyz(3.8181, 2.0255, 10.0853)
Luminance	0.0203 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A105B #315B10

analogous

#14105B #3A105B #5B1056

triadic

#3A105B #5B3A10 #105B3A

tetradic

#3A105B #5B1410 #315B10 #10565B

square

#3A105B #5B1410 #315B10 #10565B

split-complementary

#3A105B #565B10 #105B14

monochromatic

#11051A #190727 #3A105B #5B198F #7C22C3

Accessibility & contrast

On white

14.95

#3A105B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#3A105B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A105B

14.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A105B	#FFFFFF	#000000	##FFFFFF
##3A105B	1.00	14.95	1.41	14.95
#FFFFFF	14.95	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265D

Deuteranopia (green-blind)

#00275A

Tritanopia (blue-blind)

#342335

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #3a105b;
/* rgb */ color: rgb(58, 16, 91);
/* oklch */ color: oklch(28.8% 0.125 305.0);

Tailwind

colors: {
  custom: {
    50: '#74538a',
    500: '#3a105b',
    950: '#000000',
  },
}

SCSS

$custom: #3a105b;
$custom-light: #74538a;
$custom-dark: #000000;

JSON

{
  "hex": "#3a105b",
  "rgb": {
    "r": 58,
    "g": 16,
    "b": 91
  },
  "hsl": {
    "h": 273.6,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.28839,
    "c": 0.12509,
    "h": 305
  },
  "luminance": 0.02025
}

Semantic roles & 50–950 ramp

primary

#3A105B

secondary

#5E9433

accent

#ED3B89

background

#F7F4F8

surface

#EDE8F0

border

#C8C4CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #3A105B

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

Preview Lab → · Contrast checker → · Palette generator →