#3B186A#3B186A

#3B186A is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.3% C 0.133 H 297.5°. Best body text is #FFFFFF at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#3B186A
RGB	rgb(59, 24, 106)
HSL	hsl(266, 63%, 25%)
HSV	hsv(266, 77%, 42%)
CMYK	cmyk(44.3%, 77.4%, 0%, 58.4%)
CIE-LAB	lab(18.47, 35.35, -41.25)
CIE-LCH	lch(18.47, 54.33, 310.60°)
OKLab	oklab(31.3% 0.0615 -0.118)
OKLCH	oklch(31.3% 0.133 297.5)
XYZ	xyz(4.7311, 2.6236, 13.8900)
Luminance	0.0262 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B186A #476A18

analogous

#181E6A #3B186A #64186A

triadic

#3B186A #6A3B18 #186A3B

tetradic

#3B186A #6A181E #476A18 #186A64

square

#3B186A #6A181E #476A18 #186A64

split-complementary

#3B186A #6A6418 #1E6A18

monochromatic

#0E0619 #1F0D38 #3B186A #57239C #732FCE

Accessibility & contrast

On white

13.77

#3B186A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#3B186A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B186A

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B186A	#FFFFFF	#000000	##FFFFFF
##3B186A	1.00	13.77	1.52	13.77
#FFFFFF	13.77	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D6C

Deuteranopia (green-blind)

#002C68

Tritanopia (blue-blind)

#2F2D3F

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #3b186a;
/* rgb */ color: rgb(59, 24, 106);
/* oklch */ color: oklch(31.3% 0.133 297.5);

Tailwind

colors: {
  custom: {
    50: '#765995',
    500: '#3b186a',
    950: '#000000',
  },
}

SCSS

$custom: #3b186a;
$custom-light: #765995;
$custom-dark: #000000;

JSON

{
  "hex": "#3b186a",
  "rgb": {
    "r": 59,
    "g": 24,
    "b": 106
  },
  "hsl": {
    "h": 265.61,
    "s": 63.077,
    "l": 25.49
  },
  "oklch": {
    "l": 0.31298,
    "c": 0.13306,
    "h": 297.5
  },
  "luminance": 0.02624
}

Semantic roles & 50–950 ramp

primary

#3B186A

secondary

#76A03E

accent

#E642A0

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040D

muted

#7B797E

Preview Lab

Preview with #3B186A

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

Preview Lab → · Contrast checker → · Palette generator →