Color

#505daa

#505daa
hex#505daa
rgbrgb(80, 93, 170)
hslhsl(231, 36%, 49%)
oklchoklch(0.506 0.123 274)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1244

Colors that go with #505daa

Charcoal, Sea Green 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa9c50

#508aaa · #6f50aa

#aa505d · #5daa50

Split-complementary

Open in tool →

#aa6f50 · #8aaa50

#aa508a · #aa9c50 · #50aa6f

Contrast

#505daa as textRatioAAAA largeAAAFix
Aaon white
6.02:1passpassfail
  • AAA: use #465295 as the text (7.24:1)
Aaon black
3.49:1failpassfail
  • AA: use #6673b7 as the text (4.7:1)
  • AAA: use #8992c8 as the text (7.01:1)
  • AA: or shift the background to #e0e0e0 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #505daa as the background.

Brands using this color

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

Fonts for this mood

#505daa reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #505daa
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 #505daa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/505daa-9c9ec4-df834e-231f2d-e9eef1?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