Color

#507291

#507291
hex#507291
rgbrgb(80, 114, 145)
hslhsl(209, 29%, 44%)
oklchoklch(0.539 0.063 246.8)
Closest name: Beach View (#4f7694)Relative luminance 0.1578

Colors that go with #507291

Charcoal, Sienna 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.

Real palettes that use #507291

Tints & shades

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

Harmonies

Complementary

Open in tool →

#916f50

#509190 · #505191

#915071 · #719150

Split-complementary

Open in tool →

#915051 · #919050

#905091 · #916f50 · #519150

Contrast

#507291 as textRatioAAAA largeAAAFix
Aaon white
5.05:1passpassfail
  • AAA: use #3f5a73 as the text (7.19:1)
Aaon black
4.16:1failpassfail
  • AA: use #55799b as the text (4.59:1)
  • AAA: use #7b9ab7 as the text (7.15:1)
  • AA: or shift the background to #f2f2f2 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #507291 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 #507291
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 #507291 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/507291-9cacc4-df4e4e-1f212d-e9f1f1?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