Color

#ad21c0

#ad21c0
hex#ad21c0
rgbrgb(173, 33, 192)
hslhsl(293, 71%, 44%)
oklchoklch(0.548 0.239 322.4)
Closest name: Magentleman (#aa22bb)Relative luminance 0.1378

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#33c021

#5e21c0 · #c02183

#c0ad21 · #21c0ad

Split-complementary

Open in tool →

#83c021 · #21c05e

#c05e21 · #33c021 · #2183c0

Contrast

#ad21c0 as textRatioAAAA largeAAAFix
Aaon white
5.59:1passpassfail
  • AAA: use #921ba1 as the text (7.26:1)
Aaon black
3.76:1failpassfail
  • AA: use #c525da as the text (4.65:1)
  • AAA: use #d76be6 as the text (7.14:1)
  • AA: or shift the background to #e8e8e8 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ad21c0 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#ad21c0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ad21c0
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #ad21c0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ad21c0-c19fc1-a1cb62-2d1f29-ece9f1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md