Color

#817dcf

#817dcf
hex#817dcf
rgbrgb(129, 125, 207)
hslhsl(243, 46%, 65%)
oklchoklch(0.628 0.122 284.5)
Closest name: mediumpurple (#9370db)Relative luminance 0.2384

Colors that go with #817dcf

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 →

#cbcf7d

#7da2cf · #aa7dcf

#cf817d · #7dcf81

Split-complementary

Open in tool →

#cfaa7d · #a2cf7d

#cf7da2 · #cbcf7d · #7dcfaa

Contrast

#817dcf as textRatioAAAA largeAAAFix
Aaon white
3.64:1failpassfail
  • AA: use #6f6ac8 as the text (4.59:1)
  • AAA: use #4b45ba as the text (7.34:1)
  • AA: or shift the background to #1f1f1f (4.53:1)
Aaon black
5.77:1passpassfail
  • AAA: use #938fd6 as the text (7.14:1)

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

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

mcpConnect your agent — build around #817dcf
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 #817dcf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/817dcf-a39cc4-dfa04e-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