Color

#3650e2

#3650e2
hex#3650e2
rgbrgb(54, 80, 226)
hslhsl(231, 75%, 55%)
oklchoklch(0.51 0.222 268.8)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1201

Colors that go with #3650e2

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 →

#e2c836

#36a6e2 · #7236e2

#e23650 · #50e236

Split-complementary

Open in tool →

#e27236 · #a6e236

#e236a6 · #e2c836 · #36e272

Contrast

#3650e2 as textRatioAAAA largeAAAFix
Aaon white
6.17:1passpassfail
  • AAA: use #2944e0 as the text (7.01:1)
Aaon black
3.4:1failpassfail
  • AA: use #556be7 as the text (4.64:1)
  • AAA: use #8292ed as the text (7.28:1)
  • AA: or shift the background to #dedede (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3650e2 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

#3650e2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3650e2
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 #3650e2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3650e2-9c9ec4-df834e-231f2d-e9eef1?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