Color

#a681ee

#a681ee
hex#a681ee
rgbrgb(166, 129, 238)
hslhsl(260, 76%, 72%)
oklchoklch(0.684 0.159 297.7)
Closest name: Periwinkle (#8e82fe)Relative luminance 0.2998

Tints & shades

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

Harmonies

Complementary

Open in tool →

#caee81

#8193ee · #dc81ee

#eea681 · #81eea6

Split-complementary

Open in tool →

#eedc81 · #93ee81

#ee8193 · #caee81 · #81eedc

Contrast

#a681ee as textRatioAAAA largeAAAFix
Aaon white
3:1failpassfail
  • AA: use #8959e8 as the text (4.51:1)
  • AAA: use #6628e2 as the text (7.08:1)
  • AA: or shift the background to #2e2e2e (4.52:1)
Aaon black
7:1passpassfail
  • AAA: use #a986ee as the text (7.33:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a681ee 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

#a681ee reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a681ee
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 #a681ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a681ee-ae9cc4-dfc94e-2a1f2d-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