Color

#5679e1

#5679e1
hex#5679e1
rgbrgb(86, 121, 225)
hslhsl(225, 70%, 61%)
oklchoklch(0.602 0.163 267.4)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.2109

Colors that go with #5679e1

Charcoal, Sea Green and Copper 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 →

#e1be56

#56bee1 · #7956e1

#e15679 · #79e156

Split-complementary

Open in tool →

#e17956 · #bee156

#e156be · #e1be56 · #56e179

Contrast

#5679e1 as textRatioAAAA largeAAAFix
Aaon white
4.02:1failpassfail
  • AA: use #496edf as the text (4.59:1)
  • AAA: use #234cc7 as the text (7.17:1)
  • AA: or shift the background to #141414 (4.58:1)
Aaon black
5.22:1passpassfail
  • AAA: use #7994e7 as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5679e1 as the background.

Brands using this color

Fonts for this mood

#5679e1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5679e1
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 #5679e1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5679e1-9ca1c4-df754e-221f2d-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