Color

#5c667f

#5c667f
hex#5c667f
rgbrgb(92, 102, 127)
hslhsl(223, 16%, 43%)
oklchoklch(0.511 0.042 267.9)
Closest name: Admiral Blue (#50647f)Relative luminance 0.1331

Colors that go with #5c667f

Charcoal, Sea Green and Amber 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 →

#7f755c

#5c787f · #645c7f

#7f5c66 · #667f5c

Split-complementary

Open in tool →

#7f645c · #787f5c

#7f5c78 · #7f755c · #5c7f64

Contrast

#5c667f as textRatioAAAA largeAAAFix
Aaon white
5.73:1passpassfail
  • AAA: use #4f586d as the text (7.12:1)
Aaon black
3.66:1failpassfail
  • AA: use #697491 as the text (4.51:1)
  • AAA: use #8c95ab as the text (7:1)
  • AA: or shift the background to #e6e6e6 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5c667f as the background.

Brands using this color

mcpConnect your agent — build around #5c667f
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 #5c667f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5c667f-9ca3c4-df704e-211f2d-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