Color

#5b5fae

#5b5fae
hex#5b5fae
rgbrgb(91, 95, 174)
hslhsl(237, 34%, 52%)
oklchoklch(0.52 0.123 279)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1346

Colors that go with #5b5fae

Charcoal, Amber and Blue 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 →

#aeaa5b

#5b89ae · #805bae

#ae5b5f · #5fae5b

Split-complementary

Open in tool →

#ae805b · #89ae5b

#ae5b89 · #aeaa5b · #5bae80

Contrast

#5b5fae as textRatioAAAA largeAAAFix
Aaon white
5.69:1passpassfail
  • AAA: use #4d519d as the text (7.05:1)
Aaon black
3.69:1failpassfail
  • AA: use #6c70b7 as the text (4.64:1)
  • AAA: use #8e91c7 as the text (7.03:1)
  • AA: or shift the background to #e6e6e6 (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 #5b5fae 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 #5b5fae
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 #5b5fae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b5fae-9f9cc4-df924e-251f2d-e9edf1?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