Color

#613a6e

#613a6e
hex#613a6e
rgbrgb(97, 58, 110)
hslhsl(285, 31%, 33%)
oklchoklch(0.417 0.095 317.3)
Closest name: Heartless (#623b70)Relative luminance 0.0669

Colors that go with #613a6e

Charcoal, Sea Green and Crimson 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 →

#476e3a

#473a6e · #6e3a61

#6e613a · #3a6e61

Split-complementary

Open in tool →

#616e3a · #3a6e47

#6e473a · #476e3a · #3a616e

Contrast

#613a6e as textRatioAAAA largeAAAFix
Aaon white
8.98:1passpasspassPasses AAA — no fix needed.
Aaon black
2.34:1failfailfail
  • AA: use #985fab as the text (4.56:1)
  • AAA: use #b187c0 as the text (7.1:1)
  • AA: or shift the background to #b8b8b8 (4.53:1)
  • AAA: or shift the background to #e6e6e6 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #613a6e 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 #613a6e
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 #613a6e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/613a6e-bc9fc1-afcb62-2d1f2b-ebe9f1?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