#3B105E#3B105E

#3B105E is a dark, vivid violet. Relative luminance 0.021; OKLCH L 29.3% C 0.129 H 304.3°. Best body text is #FFFFFF at 14.77:1 contrast (WCAG AA passes).

Color values

HEX	#3B105E
RGB	rgb(59, 16, 94)
HSL	hsl(273, 71%, 22%)
HSV	hsv(273, 83%, 37%)
CMYK	cmyk(37.2%, 83%, 0%, 63.1%)
CIE-LAB	lab(16.05, 35.91, -37.28)
CIE-LCH	lch(16.05, 51.76, 313.93°)
OKLab	oklab(29.26% 0.0726 -0.1062)
OKLCH	oklch(29.26% 0.129 304.3)
XYZ	xyz(4.0088, 2.1086, 10.7833)
Luminance	0.0211 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B105E #335E10

analogous

#14105E #3B105E #5E105A

triadic

#3B105E #5E3B10 #105E3B

tetradic

#3B105E #5E1410 #335E10 #105A5E

square

#3B105E #5E1410 #335E10 #105A5E

split-complementary

#3B105E #5A5E10 #105E14

monochromatic

#10041A #1A072A #3B105E #5C1992 #7D22C7

Accessibility & contrast

On white

14.77

#3B105E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#3B105E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B105E

14.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B105E	#FFFFFF	#000000	##FFFFFF
##3B105E	1.00	14.77	1.42	14.77
#FFFFFF	14.77	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002760

Deuteranopia (green-blind)

#00285C

Tritanopia (blue-blind)

#342437

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #3b105e;
/* rgb */ color: rgb(59, 16, 94);
/* oklch */ color: oklch(29.3% 0.129 304.3);

Tailwind

colors: {
  custom: {
    50: '#75548c',
    500: '#3b105e',
    950: '#000000',
  },
}

SCSS

$custom: #3b105e;
$custom-light: #75548c;
$custom-dark: #000000;

JSON

{
  "hex": "#3b105e",
  "rgb": {
    "r": 59,
    "g": 16,
    "b": 94
  },
  "hsl": {
    "h": 273.077,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.29256,
    "c": 0.12866,
    "h": 304.3
  },
  "luminance": 0.02109
}

Semantic roles & 50–950 ramp

primary

#3B105E

secondary

#609733

accent

#EE3A8B

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #3B105E

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

Preview Lab → · Contrast checker → · Palette generator →