Color

#817ed3

#817ed3
hex#817ed3
rgbrgb(129, 126, 211)
hslhsl(242, 49%, 66%)
oklchoklch(0.632 0.126 283.8)
Closest name: mediumpurple (#9370db)Relative luminance 0.2429

Colors that go with #817ed3

Charcoal, Amber and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d0d37e

#7ea5d3 · #ab7ed3

#d3817e · #7ed381

Split-complementary

Open in tool →

#d3ab7e · #a5d37e

#d37ea5 · #d0d37e · #7ed3ab

Contrast

#817ed3 as textRatioAAAA largeAAAFix
Aaon white
3.58:1failpassfail
  • AA: use #6e6bcc as the text (4.53:1)
  • AAA: use #4945bf as the text (7.27:1)
  • AA: or shift the background to #1f1f1f (4.6:1)
Aaon black
5.86:1passpassfail
  • AAA: use #9391d9 as the text (7.29:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #817ed3 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

#817ed3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #817ed3
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #817ed3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/817ed3-a29cc4-df9e4e-261f2d-e9edf1?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