Color

#5687dc

#5687dc
hex#5687dc
rgbrgb(86, 135, 220)
hslhsl(218, 66%, 60%)
oklchoklch(0.628 0.139 260.7)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2447

Colors that go with #5687dc

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 →

#dcab56

#56cadc · #6856dc

#dc5687 · #87dc56

Split-complementary

Open in tool →

#dc6856 · #cadc56

#dc56ca · #dcab56 · #56dc68

Contrast

#5687dc as textRatioAAAA largeAAAFix
Aaon white
3.56:1failpassfail
  • AA: use #3872d6 as the text (4.62:1)
  • AAA: use #2354a9 as the text (7.21:1)
  • AA: or shift the background to #212121 (4.52:1)
Aaon black
5.89:1passpassfail
  • AAA: use #6b96e1 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 #5687dc as the background.

Brands using this color

Fonts for this mood

#5687dc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5687dc
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 #5687dc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5687dc-9ca6c4-df644e-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