#3B105A#3B105A

#3B105A is a dark, vivid violet. Relative luminance 0.020; OKLCH L 28.9% C 0.124 H 306.3°. Best body text is #FFFFFF at 14.92:1 contrast (WCAG AA passes).

Color values

HEX	#3B105A
RGB	rgb(59, 16, 90)
HSL	hsl(275, 70%, 21%)
HSV	hsv(275, 82%, 35%)
CMYK	cmyk(34.4%, 82.2%, 0%, 64.7%)
CIE-LAB	lab(15.69, 34.89, -35.18)
CIE-LCH	lch(15.69, 49.55, 314.76°)
OKLab	oklab(28.89% 0.0736 -0.1001)
OKLCH	oklch(28.89% 0.124 306.3)
XYZ	xyz(3.8340, 2.0386, 9.8624)
Luminance	0.0204 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B105A #2F5A10

analogous

#16105A #3B105A #5A1054

triadic

#3B105A #5A3B10 #105A3B

tetradic

#3B105A #5A1610 #2F5A10 #10545A

square

#3B105A #5A1610 #2F5A10 #10545A

split-complementary

#3B105A #545A10 #105A16

monochromatic

#11051A #190726 #3B105A #5D198E #7F22C2

Accessibility & contrast

On white

14.92

#3B105A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#3B105A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B105A

14.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B105A	#FFFFFF	#000000	##FFFFFF
##3B105A	1.00	14.92	1.41	14.92
#FFFFFF	14.92	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265C

Deuteranopia (green-blind)

#002759

Tritanopia (blue-blind)

#352334

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #3b105a;
/* rgb */ color: rgb(59, 16, 90);
/* oklch */ color: oklch(28.9% 0.124 306.3);

Tailwind

colors: {
  custom: {
    50: '#755489',
    500: '#3b105a',
    950: '#000000',
  },
}

SCSS

$custom: #3b105a;
$custom-light: #755489;
$custom-dark: #000000;

JSON

{
  "hex": "#3b105a",
  "rgb": {
    "r": 59,
    "g": 16,
    "b": 90
  },
  "hsl": {
    "h": 274.865,
    "s": 69.811,
    "l": 20.784
  },
  "oklch": {
    "l": 0.28893,
    "c": 0.12425,
    "h": 306.3
  },
  "luminance": 0.02039
}

Semantic roles & 50–950 ramp

primary

#3B105A

secondary

#5B9333

accent

#ED3B86

background

#F7F5F8

surface

#EDE8F0

border

#C8C4CB

text

#09030B

muted

#7B787C

Preview Lab

Preview with #3B105A

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

Preview Lab → · Contrast checker → · Palette generator →