Color

#548bcf

#548bcf
hex#548bcf
rgbrgb(84, 139, 207)
hslhsl(213, 56%, 57%)
oklchoklch(0.629 0.119 254.6)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2486

Colors that go with #548bcf

Charcoal, Copper 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 →

#cf9754

#54c9cf · #5a54cf

#cf548b · #8bcf54

Split-complementary

Open in tool →

#cf5a54 · #c9cf54

#cf54c9 · #cf9754 · #54cf5a

Contrast

#548bcf as textRatioAAAA largeAAAFix
Aaon white
3.52:1failpassfail
  • AA: use #3776c3 as the text (4.62:1)
  • AAA: use #2a5993 as the text (7.12:1)
  • AA: or shift the background to #212121 (4.58:1)
Aaon black
5.97:1passpassfail
  • AAA: use #6899d4 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #548bcf as the background.

Brands using this color

Fonts for this mood

#548bcf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #548bcf
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 #548bcf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/548bcf-9ca9c4-df584e-1f202d-e9f0f1?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