Color

#a684fb

#a684fb
hex#a684fb
rgbrgb(166, 132, 251)
hslhsl(257, 94%, 75%)
oklchoklch(0.697 0.171 294.7)
Closest name: Periwinkle (#8e82fe)Relative luminance 0.3157

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d9fb83

#839dfb · #e183fb

#fba583 · #83fba5

Split-complementary

Open in tool →

#fbe183 · #9dfb83

#fb839d · #d9fb83 · #83fbe1

Contrast

#a684fb as textRatioAAAA largeAAAFix
Aaon white
2.87:1failfailfail
  • AA: use #8152fa as the text (4.65:1)
  • AAA: use #5a1bf8 as the text (7.13:1)
  • AA: or shift the background to #303030 (4.6:1)
  • AAA: or shift the background to #050505 (7.1:1)
Aaon black
7.31:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a684fb 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

#a684fb reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a684fb
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 #a684fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a684fb-ac9cc4-dfc24e-291f2d-e9ebf1?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