Color

#5585aa

#5585aa
hex#5585aa
rgbrgb(85, 133, 170)
hslhsl(206, 33%, 50%)
oklchoklch(0.597 0.077 242.8)
Closest name: steelblue (#4682b4)Relative luminance 0.2161

Colors that go with #5585aa

Charcoal, Copper 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 #5585aa

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa7a55

#55aaa4 · #555baa

#aa5585 · #85aa55

Split-complementary

Open in tool →

#aa555b · #aaa455

#a455aa · #aa7a55 · #5baa55

Contrast

#5585aa as textRatioAAAA largeAAAFix
Aaon white
3.95:1failpassfail
  • AA: use #4f7a9c as the text (4.57:1)
  • AAA: use #3a5b73 as the text (7.18:1)
  • AA: or shift the background to #171717 (4.54:1)
Aaon black
5.32:1passpassfail
  • AAA: use #749bb9 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5585aa 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 #5585aa
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 #5585aa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5585aa-9caec4-df4e56-1f212d-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