Color

#8187bb

#8187bb
hex#8187bb
rgbrgb(129, 135, 187)
hslhsl(234, 30%, 62%)
oklchoklch(0.638 0.078 278.8)
Closest name: Galactic Gossamer (#7f8cb8)Relative luminance 0.2558

Colors that go with #8187bb

Charcoal, Dark Goldenrod and Amber 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 →

#bbb581

#81a4bb · #9881bb

#bb8187 · #87bb81

Split-complementary

Open in tool →

#bb9881 · #a4bb81

#bb81a4 · #bbb581 · #81bb98

Contrast

#8187bb as textRatioAAAA largeAAAFix
Aaon white
3.43:1failpassfail
  • AA: use #6a71af as the text (4.57:1)
  • AAA: use #4d538f as the text (7.12:1)
  • AA: or shift the background to #242424 (4.52:1)
Aaon black
6.12:1passpassfail
  • AAA: use #8e93c2 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8187bb 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 #8187bb
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 #8187bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8187bb-9d9cc4-df8a4e-241f2d-e9eef1?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