Color

#546cf2

#546cf2
hex#546cf2
rgbrgb(84, 108, 242)
hslhsl(231, 86%, 64%)
oklchoklch(0.588 0.202 271.2)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1902

Colors that go with #546cf2

Charcoal, Crimson and Sea Green 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 →

#f2da54

#54bbf2 · #8c54f2

#f2546c · #6cf254

Split-complementary

Open in tool →

#f28c54 · #bbf254

#f254bb · #f2da54 · #54f28c

Contrast

#546cf2 as textRatioAAAA largeAAAFix
Aaon white
4.37:1failpassfail
  • AA: use #5068f2 as the text (4.56:1)
  • AAA: use #1b3bee as the text (7.22:1)
  • AA: or shift the background to #0a0a0a (4.53:1)
Aaon black
4.8:1passpassfail
  • AAA: use #7f91f5 as the text (7.27:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #546cf2 as the background.

Brands using this color

Fonts for this mood

#546cf2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #546cf2
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 #546cf2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/546cf2-9c9ec4-df834e-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