#A155BE#A155BE

#A155BE is a mid, vivid purple. Relative luminance 0.178; OKLCH L 58.3% C 0.170 H 315.8°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX#A155BE
RGBrgb(161, 85, 190)
HSLhsl(283, 45%, 54%)
HSVhsv(283, 55%, 75%)
CMYKcmyk(15.3%, 55.3%, 0%, 25.5%)
CIE-LABlab(49.24, 48.43, -42.53)
CIE-LCHlch(49.24, 64.46, 318.71°)
OKLaboklab(58.29% 0.1221 -0.1187)
OKLCHoklch(58.29% 0.17 315.8)
XYZxyz(27.2393, 17.7926, 50.7047)
Luminance0.1779 (WCAG relative)
Temperaturecool
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A155BE #72BE55
analogous
#6D55BE #A155BE #BE55A7
triadic
#A155BE #BEA155 #55BEA1
tetradic
#A155BE #BE6D55 #72BE55 #55A7BE
square
#A155BE #BE6D55 #72BE55 #55A7BE
split-complementary
#A155BE #A7BE55 #55BE6D
monochromatic
#5C2A6E #803B9B #A155BE #B981CF #D2AEE0

Accessibility & contrast

On white

4.61
#A155BE on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.56
#A155BE on #000000
AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #A155BE
4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A155BE#FFFFFF#000000##FFFFFF
##A155BE1.004.614.564.61
#FFFFFF4.611.0021.001.00
#0000004.5621.001.0021.00
##FFFFFF4.611.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3B70C1
Deuteranopia (green-blind)
#5577BB
Tritanopia (blue-blind)
#9F6681
Achromatopsia (no color)
#757575

Design tokens & code

CSS
--color: #a155be;
/* rgb */ color: rgb(161, 85, 190);
/* oklch */ color: oklch(58.3% 0.170 315.8);
Tailwind
colors: {
  custom: {
    50: '#bf88d2',
    500: '#a155be',
    950: '#000000',
  },
}
SCSS
$custom: #a155be;
$custom-light: #bf88d2;
$custom-dark: #000000;
JSON
{
  "hex": "#a155be",
  "rgb": {
    "r": 161,
    "g": 85,
    "b": 190
  },
  "hsl": {
    "h": 283.429,
    "s": 44.681,
    "l": 53.922
  },
  "oklch": {
    "l": 0.58286,
    "c": 0.17025,
    "h": 315.8
  },
  "luminance": 0.17792
}

Semantic roles & 50–950 ramp

primary
#A155BE
secondary
#ADCEA1
accent
#D45377
background
#FCF8FC
surface
#F8F0F9
border
#D1CBD2
text
#120C14
muted
#817D82

Preview Lab

Preview with #A155BE

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

Preview Lab → · Contrast checker → · Palette generator →

#A155BE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva