Color

#5489d9

#5489d9
hex#5489d9
rgbrgb(84, 137, 217)
hslhsl(216, 64%, 59%)
oklchoklch(0.63 0.134 258.4)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2479

Colors that go with #5489d9

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 →

#d9a454

#54ccd9 · #6154d9

#d95489 · #89d954

Split-complementary

Open in tool →

#d96154 · #ccd954

#d954cc · #d9a454 · #54d961

Contrast

#5489d9 as textRatioAAAA largeAAAFix
Aaon white
3.53:1failpassfail
  • AA: use #3675d3 as the text (4.52:1)
  • AAA: use #2457a3 as the text (7.08:1)
  • AA: or shift the background to #212121 (4.57:1)
Aaon black
5.96:1passpassfail
  • AAA: use #6897de as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5489d9 as the background.

Brands using this color

Fonts for this mood

#5489d9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5489d9
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 #5489d9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5489d9-9ca7c4-df5f4e-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