Color

#5489de

#5489de
hex#5489de
rgbrgb(84, 137, 222)
hslhsl(217, 68%, 60%)
oklchoklch(0.633 0.141 259.4)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2505

Colors that go with #5489de

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 →

#dea954

#54cede · #6454de

#de5489 · #89de54

Split-complementary

Open in tool →

#de6454 · #cede54

#de54ce · #dea954 · #54de64

Contrast

#5489de as textRatioAAAA largeAAAFix
Aaon white
3.49:1failpassfail
  • AA: use #3674d9 as the text (4.51:1)
  • AAA: use #2156ab as the text (7.04:1)
  • AA: or shift the background to #212121 (4.61:1)
Aaon black
6.01:1passpassfail
  • AAA: use #6998e2 as the text (7.19:1)

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

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/5489de-9ca7c4-df624e-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