Color

#5b806d

#5b806d
hex#5b806d
rgbrgb(91, 128, 109)
hslhsl(149, 17%, 43%)
oklchoklch(0.566 0.051 161.8)
Closest name: Ecological (#677f70)Relative luminance 0.1877

Colors that go with #5b806d

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.

Real palettes that use #5b806d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#805b6e

#5c805b · #5b8080

#6d5b80 · #806d5b

Split-complementary

Open in tool →

#805b80 · #805b5c

#5b5c80 · #805b6e · #80805b

Contrast

#5b806d as textRatioAAAA largeAAAFix
Aaon white
4.42:1failpassfail
  • AA: use #597d6a as the text (4.6:1)
  • AAA: use #425c4f as the text (7.3:1)
  • AA: or shift the background to #080808 (4.53:1)
Aaon black
4.75:1passpassfail
  • AAA: use #769e89 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5b806d as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #5b806d
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 #5b806d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b806d-a2beb3-d459d4-1f2d2c-e9f1e9?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