Color

#3785d2

#3785d2
hex#3785d2
rgbrgb(55, 133, 210)
hslhsl(210, 63%, 52%)
oklchoklch(0.606 0.14 251.1)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2224

Colors that go with #3785d2

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 →

#d28537

#37d2d2 · #3737d2

#d23785 · #85d237

Split-complementary

Open in tool →

#d23737 · #d2d237

#d237d2 · #d28537 · #37d237

Contrast

#3785d2 as textRatioAAAA largeAAAFix
Aaon white
3.85:1failpassfail
  • AA: use #2c78c3 as the text (4.58:1)
  • AAA: use #215991 as the text (7.24:1)
  • AA: or shift the background to #1a1a1a (4.52:1)
Aaon black
5.45:1passpassfail
  • AAA: use #5d9cda 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 #3785d2 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

#3785d2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3785d2
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 #3785d2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3785d2-9cabc4-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