Color

#8583b4

#8583b4
hex#8583b4
rgbrgb(133, 131, 180)
hslhsl(242, 25%, 61%)
oklchoklch(0.63 0.073 286)
Closest name: Aster (#867ba9)Relative luminance 0.2451

Colors that go with #8583b4

Charcoal, Copper 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 →

#b3b483

#839ab4 · #9d83b4

#b48483 · #83b484

Split-complementary

Open in tool →

#b49d83 · #9ab483

#b4839a · #b3b483 · #83b49d

Contrast

#8583b4 as textRatioAAAA largeAAAFix
Aaon white
3.56:1failpassfail
  • AA: use #7170a9 as the text (4.57:1)
  • AAA: use #545289 as the text (7.13:1)
  • AA: or shift the background to #212121 (4.53:1)
Aaon black
5.9:1passpassfail
  • AAA: use #9493be as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8583b4 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 #8583b4
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 #8583b4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8583b4-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