#3B1DBC#3B1DBC

#3B1DBC is a dark, highly saturated violet. Relative luminance 0.054; OKLCH L 40.5% C 0.223 H 278.2°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#3B1DBC
RGB	rgb(59, 29, 188)
HSL	hsl(251, 73%, 43%)
HSV	hsv(251, 85%, 74%)
CMYK	cmyk(68.6%, 84.6%, 0%, 26.3%)
CIE-LAB	lab(27.95, 56.55, -76.46)
CIE-LCH	lch(27.95, 95.10, 306.48°)
OKLab	oklab(40.46% 0.032 -0.2208)
OKLCH	oklch(40.46% 0.223 278.2)
XYZ	xyz(11.3172, 5.4384, 48.0205)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1DBC #9EBC1D

analogous

#1D4EBC #3B1DBC #8B1DBC

triadic

#3B1DBC #BC3B1D #1DBC3B

tetradic

#3B1DBC #BC1D4E #9EBC1D #1DBC8B

square

#3B1DBC #BC1D4E #9EBC1D #1DBC8B

split-complementary

#3B1DBC #BC8B1D #4EBC1D

monochromatic

#1A0D52 #2A1587 #3B1DBC #5636E0 #836BE8

Accessibility & contrast

On white

10.06

#3B1DBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#3B1DBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1DBC

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1DBC	#FFFFFF	#000000	##FFFFFF
##3B1DBC	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048C0

Deuteranopia (green-blind)

#003BB9

Tritanopia (blue-blind)

#005170

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3b1dbc;
/* rgb */ color: rgb(59, 29, 188);
/* oklch */ color: oklch(40.5% 0.223 278.2);

Tailwind

colors: {
  custom: {
    50: '#8561d2',
    500: '#3b1dbc',
    950: '#000000',
  },
}

SCSS

$custom: #3b1dbc;
$custom-light: #8561d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1dbc",
  "rgb": {
    "r": 59,
    "g": 29,
    "b": 188
  },
  "hsl": {
    "h": 251.321,
    "s": 73.272,
    "l": 42.549
  },
  "oklch": {
    "l": 0.40459,
    "c": 0.22312,
    "h": 278.2
  },
  "luminance": 0.05439
}

Semantic roles & 50–950 ramp

primary

#3B1DBC

secondary

#BBCE67

accent

#F038CD

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0514

muted

#7E7A83

Preview Lab

Preview with #3B1DBC

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

Preview Lab → · Contrast checker → · Palette generator →