Color

#58616f

#58616f
hex#58616f
rgbrgb(88, 97, 111)
hslhsl(217, 12%, 39%)
oklchoklch(0.49 0.025 259.2)
Closest name: Concrete Landscape (#5c606e)Relative luminance 0.1177

Colors that go with #58616f

Charcoal, Blush Pink and Champagne 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 →

#6f6658

#586d6f · #5a586f

#6f5861 · #616f58

Split-complementary

Open in tool →

#6f5a58 · #6d6f58

#6f586d · #6f6658 · #586f5a

Contrast

#58616f as textRatioAAAA largeAAAFix
Aaon white
6.26:1passpassfail
  • AAA: use #515967 as the text (7.06:1)
Aaon black
3.35:1failpassfail
  • AA: use #6c7789 as the text (4.64:1)
  • AAA: use #8d96a5 as the text (7.04:1)
  • AA: or shift the background to #dbdbdb (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #58616f as the background.

Brands using this color

mcpConnect your agent — build around #58616f
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 #58616f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/58616f-9ca7c4-df624e-201f2d-e9f0f1?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