Color

#58596f

#58596f
hex#58596f
rgbrgb(88, 89, 111)
hslhsl(237, 12%, 39%)
oklchoklch(0.472 0.035 282.9)
Closest name: Blackwater (#545663)Relative luminance 0.1037

Colors that go with #58596f

Steel Blue, Copper 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 →

#6f6e58

#58656f · #62586f

#6f5859 · #596f58

Split-complementary

Open in tool →

#6f6258 · #656f58

#6f5865 · #6f6e58 · #586f62

Contrast

#58596f as textRatioAAAA largeAAAFix
Aaon white
6.83:1passpassfail
  • AAA: use #55566d as the text (7.15:1)
Aaon black
3.07:1failpassfail
  • AA: use #737591 as the text (4.68:1)
  • AAA: use #9294aa as the text (7.04:1)
  • AA: or shift the background to #d4d4d4 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #58596f 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 #58596f
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 #58596f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/58596f-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