Color

#546fc0

#546fc0
hex#546fc0
rgbrgb(84, 111, 192)
hslhsl(225, 46%, 54%)
oklchoklch(0.56 0.13 268.2)
Closest name: Loch Ness (#5f6db0)Relative luminance 0.1706

Colors that go with #546fc0

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 →

#c0a554

#54a5c0 · #6f54c0

#c0546f · #6fc054

Split-complementary

Open in tool →

#c06f54 · #a5c054

#c054a5 · #c0a554 · #54c06f

Contrast

#546fc0 as textRatioAAAA largeAAAFix
Aaon white
4.76:1passpassfail
  • AAA: use #3b54a0 as the text (7.09:1)
Aaon black
4.41:1failpassfail
  • AA: use #5772c1 as the text (4.58:1)
  • AAA: use #8094d0 as the text (7.06:1)
  • AA: or shift the background to #fafafa (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 #546fc0 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

#546fc0 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #546fc0
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 #546fc0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/546fc0-9ca1c4-df754e-221f2d-e9eff1?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