Color

#5683eb

#5683eb
hex#5683eb
rgbrgb(86, 131, 235)
hslhsl(222, 79%, 63%)
oklchoklch(0.629 0.164 264.6)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2421

Colors that go with #5683eb

Charcoal, Red 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 →

#ebbe56

#56cdeb · #7456eb

#eb5683 · #83eb56

Split-complementary

Open in tool →

#eb7456 · #cdeb56

#eb56cd · #ebbe56 · #56eb74

Contrast

#5683eb as textRatioAAAA largeAAAFix
Aaon white
3.59:1failpassfail
  • AA: use #3b6fe8 as the text (4.54:1)
  • AAA: use #184dc9 as the text (7.13:1)
  • AA: or shift the background to #1f1f1f (4.59:1)
Aaon black
5.84:1passpassfail
  • AAA: use #6d94ee as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5683eb as the background.

Brands using this color

Fonts for this mood

#5683eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5683eb
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 #5683eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5683eb-9ca3c4-df6e4e-211f2d-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