Color

#548dde

#548dde
hex#548dde
rgbrgb(84, 141, 222)
hslhsl(215, 68%, 60%)
oklchoklch(0.641 0.136 257.3)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2621

Colors that go with #548dde

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 →

#dea554

#54d3de · #5f54de

#de548d · #8dde54

Split-complementary

Open in tool →

#de5f54 · #d3de54

#de54d3 · #dea554 · #54de5f

Contrast

#548dde as textRatioAAAA largeAAAFix
Aaon white
3.36:1failpassfail
  • AA: use #2d74d7 as the text (4.57:1)
  • AAA: use #1f56a3 as the text (7.2:1)
  • AA: or shift the background to #242424 (4.61:1)
Aaon black
6.24:1passpassfail
  • AAA: use #6599e2 as the text (7.21:1)

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

Brands using this color

Fonts for this mood

#548dde reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/548dde-9ca8c4-df5d4e-201f2d-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