Color

#3d68bd

#3d68bd
hex#3d68bd
rgbrgb(61, 104, 189)
hslhsl(220, 51%, 49%)
oklchoklch(0.531 0.142 262.4)
Closest name: God of Rain (#4466cc)Relative luminance 0.1457

Colors that go with #3d68bd

Charcoal, Sea Green and Sienna 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 →

#bd923d

#3da7bd · #523dbd

#bd3d68 · #68bd3d

Split-complementary

Open in tool →

#bd523d · #a7bd3d

#bd3da7 · #bd923d · #3dbd52

Contrast

#3d68bd as textRatioAAAA largeAAAFix
Aaon white
5.37:1passpassfail
  • AAA: use #33579e as the text (7.01:1)
Aaon black
3.91:1failpassfail
  • AA: use #4a73c4 as the text (4.54:1)
  • AAA: use #7897d3 as the text (7.17:1)
  • AA: or shift the background to #ebebeb (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3d68bd as the background.

Brands using this color

Fonts for this mood

#3d68bd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3d68bd
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 #3d68bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d68bd-9ca5c4-df694e-211f2d-e9f0f1?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