Color

#5d6374

#5d6374
hex#5d6374
rgbrgb(93, 99, 116)
hslhsl(224, 11%, 41%)
oklchoklch(0.501 0.028 270)
Closest name: Concrete Landscape (#5c606e)Relative luminance 0.1251

Colors that go with #5d6374

Charcoal, Champagne and Copper 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 →

#746e5d

#5d6f74 · #625d74

#745d63 · #63745d

Split-complementary

Open in tool →

#74625d · #6f745d

#745d6f · #746e5d · #5d7462

Contrast

#5d6374 as textRatioAAAA largeAAAFix
Aaon white
6:1passpassfail
  • AAA: use #525766 as the text (7.21:1)
Aaon black
3.5:1failpassfail
  • AA: use #6d7488 as the text (4.5:1)
  • AAA: use #9196a6 as the text (7.12:1)
  • AA: or shift the background to #e0e0e0 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5d6374 as the background.

Brands using this color

mcpConnect your agent — build around #5d6374
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 #5d6374 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5d6374-9ca2c4-df724e-221f2d-e9eff1?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