Color

#5671dc

#5671dc
hex#5671dc
rgbrgb(86, 113, 220)
hslhsl(228, 66%, 60%)
oklchoklch(0.583 0.166 270)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1896

Colors that go with #5671dc

Charcoal, Sea Green 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 →

#dcc156

#56b4dc · #7e56dc

#dc5671 · #71dc56

Split-complementary

Open in tool →

#dc7e56 · #b4dc56

#dc56b4 · #dcc156 · #56dc7e

Contrast

#5671dc as textRatioAAAA largeAAAFix
Aaon white
4.38:1failpassfail
  • AA: use #516ddb as the text (4.61:1)
  • AAA: use #2a4acb as the text (7.14:1)
  • AA: or shift the background to #0a0a0a (4.52:1)
Aaon black
4.79:1passpassfail
  • AAA: use #7c91e4 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5671dc as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#5671dc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5671dc
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 #5671dc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5671dc-9c9fc4-df7c4e-231f2d-e9eff1?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