Color

#505caa

#505caa
hex#505caa
rgbrgb(80, 92, 170)
hslhsl(232, 36%, 49%)
oklchoklch(0.504 0.124 274.5)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1226

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa9e50

#5089aa · #7150aa

#aa505c · #5caa50

Split-complementary

Open in tool →

#aa7150 · #89aa50

#aa5089 · #aa9e50 · #50aa71

Contrast

#505caa as textRatioAAAA largeAAAFix
Aaon white
6.08:1passpassfail
  • AAA: use #485399 as the text (7.06:1)
Aaon black
3.45:1failpassfail
  • AA: use #6671b7 as the text (4.61:1)
  • AAA: use #8d95c9 as the text (7.27:1)
  • AA: or shift the background to #dedede (4.52:1)

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

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

mcpConnect your agent — build around #505caa
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #505caa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/505caa-9c9dc4-df864e-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