Color

#5b4dff

#5b4dff
hex#5b4dff
rgbrgb(91, 77, 255)
hslhsl(245, 100%, 65%)
oklchoklch(0.552 0.251 277.8)
Closest name: Meteor Shower (#5533ff)Relative luminance 0.1475

Colors that go with #5b4dff

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 →

#f0ff4d

#4d97ff · #b54dff

#ff5b4d · #4dff5b

Split-complementary

Open in tool →

#ffb54d · #97ff4d

#ff4d97 · #f0ff4d · #4dffb5

Contrast

#5b4dff as textRatioAAAA largeAAAFix
Aaon white
5.32:1passpassfail
  • AAA: use #3b29ff as the text (7.13:1)
Aaon black
3.95:1failpassfail
  • AA: use #695cff as the text (4.58:1)
  • AAA: use #938aff as the text (7.32:1)
  • AA: or shift the background to #ededed (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5b4dff 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

#5b4dff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5b4dff
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 #5b4dff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b4dff-a49cc4-dfa54e-261f2d-e9ecf1?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