Color

#3585d4

#3585d4
hex#3585d4
rgbrgb(53, 133, 212)
hslhsl(210, 65%, 52%)
oklchoklch(0.606 0.143 251.2)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2229

Colors that go with #3585d4

Charcoal, Crimson 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 →

#d48535

#35d4d4 · #3535d4

#d43585 · #85d435

Split-complementary

Open in tool →

#d43535 · #d4d435

#d435d4 · #d48535 · #35d435

Contrast

#3585d4 as textRatioAAAA largeAAAFix
Aaon white
3.85:1failpassfail
  • AA: use #2a78c6 as the text (4.56:1)
  • AAA: use #1f5993 as the text (7.22:1)
  • AA: or shift the background to #1a1a1a (4.52:1)
Aaon black
5.46:1passpassfail
  • AAA: use #5b9cdc as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3585d4 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

#3585d4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3585d4
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 #3585d4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3585d4-9cabc4-df514e-1f202d-e9f1f1?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