Color

#509185

#509185
hex#509185
rgbrgb(80, 145, 133)
hslhsl(169, 29%, 44%)
oklchoklch(0.61 0.07 180.6)
Closest name: Highlands (#449084)Relative luminance 0.2365

Colors that go with #509185

Charcoal, 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.

Real palettes that use #509185

Tints & shades

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

Harmonies

Complementary

Open in tool →

#91505c

#509164 · #507c91

#855091 · #918550

Split-complementary

Open in tool →

#91507c · #916450

#645091 · #91505c · #7c9150

Contrast

#509185 as textRatioAAAA largeAAAFix
Aaon white
3.66:1failpassfail
  • AA: use #478076 as the text (4.55:1)
  • AAA: use #355f58 as the text (7.17:1)
  • AA: or shift the background to #1c1c1c (4.65:1)
Aaon black
5.73:1passpassfail
  • AAA: use #5ba497 as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #509185 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 #509185
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 #509185 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/509185-a2bebc-d459ab-1f2a2d-e9f1ec?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