#3A1B9D#3A1B9D

#3A1B9D is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.7% C 0.190 H 282.7°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#3A1B9D
RGB	rgb(58, 27, 157)
HSL	hsl(254, 71%, 36%)
HSV	hsv(254, 83%, 62%)
CMYK	cmyk(63.1%, 82.8%, 0%, 38.4%)
CIE-LAB	lab(24.05, 48.47, -64.26)
CIE-LCH	lch(24.05, 80.49, 307.03°)
OKLab	oklab(36.73% 0.0417 -0.1853)
OKLCH	oklch(36.73% 0.19 282.7)
XYZ	xyz(8.2208, 4.1171, 32.2532)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A1B9D #7E9D1B

analogous

#1B3D9D #3A1B9D #7B1B9D

triadic

#3A1B9D #9D3A1B #1B9D3A

tetradic

#3A1B9D #9D1B3D #7E9D1B #1B9D7B

square

#3A1B9D #9D1B3D #7E9D1B #1B9D7B

split-complementary

#3A1B9D #9D7B1B #3D9D1B

monochromatic

#130935 #271269 #3A1B9D #4D24D1 #7451E1

Accessibility & contrast

On white

11.52

#3A1B9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#3A1B9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A1B9D

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A1B9D	#FFFFFF	#000000	##FFFFFF
##3A1B9D	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA1

Deuteranopia (green-blind)

#00359B

Tritanopia (blue-blind)

#00435D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #3a1b9d;
/* rgb */ color: rgb(58, 27, 157);
/* oklch */ color: oklch(36.7% 0.190 282.7);

Tailwind

colors: {
  custom: {
    50: '#7e5dbb',
    500: '#3a1b9d',
    950: '#000000',
  },
}

SCSS

$custom: #3a1b9d;
$custom-light: #7e5dbb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a1b9d",
  "rgb": {
    "r": 58,
    "g": 27,
    "b": 157
  },
  "hsl": {
    "h": 254.308,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.36734,
    "c": 0.18999,
    "h": 282.7
  },
  "luminance": 0.04118
}

Semantic roles & 50–950 ramp

primary

#3A1B9D

secondary

#A8C450

accent

#ED3AC3

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #3A1B9D

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

Preview Lab → · Contrast checker → · Palette generator →