#3B1BB4#3B1BB4

#3B1BB4 is a dark, highly saturated violet. Relative luminance 0.050; OKLCH L 39.4% C 0.216 H 279.4°. Best body text is #FFFFFF at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#3B1BB4
RGB	rgb(59, 27, 180)
HSL	hsl(253, 74%, 41%)
HSV	hsv(253, 85%, 71%)
CMYK	cmyk(67.2%, 85%, 0%, 29.4%)
CIE-LAB	lab(26.76, 55.09, -73.68)
CIE-LCH	lch(26.76, 92.00, 306.78°)
OKLab	oklab(39.38% 0.0354 -0.2127)
OKLCH	oklch(39.38% 0.216 279.4)
XYZ	xyz(10.4312, 5.0081, 43.5881)
Luminance	0.0501 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1BB4 #94B41B

analogous

#1B47B4 #3B1BB4 #871BB4

triadic

#3B1BB4 #B43B1B #1BB43B

tetradic

#3B1BB4 #B41B47 #94B41B #1BB487

square

#3B1BB4 #B41B47 #94B41B #1BB487

split-complementary

#3B1BB4 #B4871B #47B41B

monochromatic

#180B4A #2A137F #3B1BB4 #522DDF #7E62E7

Accessibility & contrast

On white

10.49

#3B1BB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#3B1BB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1BB4

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1BB4	#FFFFFF	#000000	##FFFFFF
##3B1BB4	1.00	10.49	2.00	10.49
#FFFFFF	10.49	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B8

Deuteranopia (green-blind)

#0039B1

Tritanopia (blue-blind)

#004D6B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3b1bb4;
/* rgb */ color: rgb(59, 27, 180);
/* oklch */ color: oklch(39.4% 0.216 279.4);

Tailwind

colors: {
  custom: {
    50: '#835fcc',
    500: '#3b1bb4',
    950: '#000000',
  },
}

SCSS

$custom: #3b1bb4;
$custom-light: #835fcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1bb4",
  "rgb": {
    "r": 59,
    "g": 27,
    "b": 180
  },
  "hsl": {
    "h": 252.549,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.39376,
    "c": 0.21563,
    "h": 279.4
  },
  "luminance": 0.05009
}

Semantic roles & 50–950 ramp

primary

#3B1BB4

secondary

#B5CC5F

accent

#F137CA

background

#F8F5FC

surface

#F0EAF9

border

#CBC6D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #3B1BB4

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

Preview Lab → · Contrast checker → · Palette generator →