Color

#544bb9

#544bb9
hex#544bb9
rgbrgb(84, 75, 185)
hslhsl(245, 44%, 51%)
oklchoklch(0.485 0.167 281.8)
Closest name: Blurple (#5539cc)Relative luminance 0.1042

Colors that go with #544bb9

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 →

#b0b94b

#4b79b9 · #8b4bb9

#b9544b · #4bb954

Split-complementary

Open in tool →

#b98b4b · #79b94b

#b94b79 · #b0b94b · #4bb98b

Contrast

#544bb9 as textRatioAAAA largeAAAFix
Aaon white
6.81:1passpassfail
  • AAA: use #5147b8 as the text (7.13:1)
Aaon black
3.08:1failpassfail
  • AA: use #746cc6 as the text (4.7:1)
  • AAA: use #9691d4 as the text (7.3:1)
  • AA: or shift the background to #d4d4d4 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #544bb9 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

#544bb9 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #544bb9
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 #544bb9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/544bb9-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