#3B156C#3B156C

#3B156C is a dark, vivid violet. Relative luminance 0.025; OKLCH L 31.1% C 0.139 H 297.4°. Best body text is #FFFFFF at 13.91:1 contrast (WCAG AA passes).

Color values

HEX#3B156C
RGBrgb(59, 21, 108)
HSLhsl(266, 67%, 25%)
HSVhsv(266, 81%, 42%)
CMYKcmyk(45.4%, 80.6%, 0%, 57.6%)
CIE-LABlab(18.14, 37.38, -43.10)
CIE-LCHlch(18.14, 57.05, 310.94°)
OKLaboklab(31.12% 0.0639 -0.1234)
OKLCHoklch(31.12% 0.139 297.4)
XYZxyz(4.7779, 2.5488, 14.4247)
Luminance0.0255 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B156C #466C15
analogous
#151A6C #3B156C #66156C
triadic
#3B156C #6C3B15 #156C3B
tetradic
#3B156C #6C151A #466C15 #156C66
square
#3B156C #6C151A #466C15 #156C66
split-complementary
#3B156C #6C6615 #1A6C15
monochromatic
#0E051A #1F0B39 #3B156C #571F9F #7329D2

Accessibility & contrast

On white

13.91
#3B156C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.51
#3B156C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B156C
13.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B156C#FFFFFF#000000##FFFFFF
##3B156C1.0013.911.5113.91
#FFFFFF13.911.0021.001.00
#0000001.5121.001.0021.00
##FFFFFF13.911.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002D6E
Deuteranopia (green-blind)
#002B6A
Tritanopia (blue-blind)
#2E2C40
Achromatopsia (no color)
#2C2C2C

Design tokens & code

CSS
--color: #3b156c;
/* rgb */ color: rgb(59, 21, 108);
/* oklch */ color: oklch(31.1% 0.139 297.4);
Tailwind
colors: {
  custom: {
    50: '#775797',
    500: '#3b156c',
    950: '#000000',
  },
}
SCSS
$custom: #3b156c;
$custom-light: #775797;
$custom-dark: #000000;
JSON
{
  "hex": "#3b156c",
  "rgb": {
    "r": 59,
    "g": 21,
    "b": 108
  },
  "hsl": {
    "h": 266.207,
    "s": 67.442,
    "l": 25.294
  },
  "oklch": {
    "l": 0.31123,
    "c": 0.13892,
    "h": 297.4
  },
  "luminance": 0.02549
}

Semantic roles & 50–950 ramp

primary
#3B156C
secondary
#75A33A
accent
#EA3D9F
background
#F7F5F9
surface
#EDE9F2
border
#C8C5CC
text
#09030D
muted
#7B787E

Preview Lab

Preview with #3B156C

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

Preview Lab → · Contrast checker → · Palette generator →

#3B156C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva