Color

#509582

#509582
hex#509582
rgbrgb(80, 149, 130)
hslhsl(163, 30%, 45%)
oklchoklch(0.619 0.077 173.8)
Closest name: Highlands (#449084)Relative luminance 0.2481

Colors that go with #509582

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 #509582

Tints & shades

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

Harmonies

Complementary

Open in tool →

#955064

#50955f · #508695

#825095 · #958250

Split-complementary

Open in tool →

#955086 · #955f50

#5f5095 · #955064 · #869550

Contrast

#509582 as textRatioAAAA largeAAAFix
Aaon white
3.52:1failpassfail
  • AA: use #468170 as the text (4.53:1)
  • AAA: use #346054 as the text (7.13:1)
  • AA: or shift the background to #212121 (4.57:1)
Aaon black
5.96:1passpassfail
  • AAA: use #59a690 as the text (7.28:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #509582 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 #509582
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 #509582 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/509582-a2beb9-d459b7-1f2b2d-e9f1eb?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