Color

#585ca7

#585ca7
hex#585ca7
rgbrgb(88, 92, 167)
hslhsl(237, 31%, 50%)
oklchoklch(0.508 0.118 279)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1252

Colors that go with #585ca7

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 →

#a7a358

#5883a7 · #7c58a7

#a7585c · #5ca758

Split-complementary

Open in tool →

#a77c58 · #83a758

#a75883 · #a7a358 · #58a77c

Contrast

#585ca7 as textRatioAAAA largeAAAFix
Aaon white
5.99:1passpassfail
  • AAA: use #4d5193 as the text (7.21:1)
Aaon black
3.5:1failpassfail
  • AA: use #6c6fb2 as the text (4.55:1)
  • AAA: use #9193c5 as the text (7.18:1)
  • AA: or shift the background to #e0e0e0 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #585ca7 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 #585ca7
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 #585ca7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/585ca7-9f9cc4-df924e-251f2d-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