Color

#586f6e

#586f6e
hex#586f6e
rgbrgb(88, 111, 110)
hslhsl(177, 12%, 39%)
oklchoklch(0.523 0.027 193.1)
Closest name: Batman (#656e72)Relative luminance 0.1457

Colors that go with #586f6e

Charcoal, Champagne 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.

Real palettes that use #586f6e

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#6f5859

#586f62 · #58656f

#6e586f · #6f6e58

Split-complementary

Open in tool →

#6f5865 · #6f6258

#62586f · #6f5859 · #656f58

Contrast

#586f6e as textRatioAAAA largeAAAFix
Aaon white
5.37:1passpassfail
  • AAA: use #485b5a as the text (7.19:1)
Aaon black
3.91:1failpassfail
  • AA: use #607b79 as the text (4.61:1)
  • AAA: use #819c9b as the text (7.16:1)
  • AA: or shift the background to #ebebeb (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #586f6e 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 #586f6e
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 #586f6e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/586f6e-a2bcbe-d4599b-1f282d-e9f1ed?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