Color

#817db5

#817db5
hex#817db5
rgbrgb(129, 125, 181)
hslhsl(244, 27%, 60%)
oklchoklch(0.615 0.084 286.9)
Closest name: Aster (#867ba9)Relative luminance 0.2267

Colors that go with #817db5

Charcoal, Amber and Cobalt 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 →

#b1b57d

#7d95b5 · #9d7db5

#b5817d · #7db581

Split-complementary

Open in tool →

#b59d7d · #95b57d

#b57d95 · #b1b57d · #7db59d

Contrast

#817db5 as textRatioAAAA largeAAAFix
Aaon white
3.79:1failpassfail
  • AA: use #716dab as the text (4.69:1)
  • AAA: use #56528e as the text (7.02:1)
  • AA: or shift the background to #1a1a1a (4.59:1)
Aaon black
5.53:1passpassfail
  • AAA: use #9491c0 as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #817db5 as the background.

Brands using this color

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

mcpConnect your agent — build around #817db5
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 #817db5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/817db5-a39cc4-dfa24e-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