Color

#583f6e

#583f6e
hex#583f6e
rgbrgb(88, 63, 110)
hslhsl(272, 27%, 34%)
oklchoklch(0.416 0.081 307.7)
Closest name: Drifting Violet (#5b4276)Relative luminance 0.0676

Colors that go with #583f6e

Blue, Crimson and Denim 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 →

#556e3f

#413f6e · #6e3f6d

#6e583f · #3f6e58

Split-complementary

Open in tool →

#6d6e3f · #3f6e41

#6e413f · #556e3f · #3f6d6e

Contrast

#583f6e as textRatioAAAA largeAAAFix
Aaon white
8.93:1passpasspassPasses AAA — no fix needed.
Aaon black
2.35:1failfailfail
  • AA: use #8967a8 as the text (4.57:1)
  • AAA: use #a78ebe as the text (7.26:1)
  • AA: or shift the background to #b8b8b8 (4.5:1)
  • AAA: or shift the background to #e6e6e6 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #583f6e 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 #583f6e
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 #583f6e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/583f6e-b69cc4-c5cb62-2d1f2d-eae9f1?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