Color

#3960ac

#3960ac
hex#3960ac
rgbrgb(57, 96, 172)
hslhsl(220, 50%, 45%)
oklchoklch(0.5 0.129 262.3)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1221

Colors that go with #3960ac

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 →

#ac8639

#3999ac · #4d39ac

#ac3960 · #60ac39

Split-complementary

Open in tool →

#ac4d39 · #99ac39

#ac3999 · #ac8639 · #39ac4c

Contrast

#3960ac as textRatioAAAA largeAAAFix
Aaon white
6.1:1passpassfail
  • AAA: use #34579d as the text (7.01:1)
Aaon black
3.44:1failpassfail
  • AA: use #4b73c3 as the text (4.54:1)
  • AAA: use #7997d2 as the text (7.17:1)
  • AA: or shift the background to #dedede (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3960ac 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

#3960ac reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3960ac
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 #3960ac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3960ac-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