Color

#4064bf

#4064bf
hex#4064bf
rgbrgb(64, 100, 191)
hslhsl(223, 50%, 50%)
oklchoklch(0.525 0.149 265.4)
Closest name: God of Rain (#4466cc)Relative luminance 0.1397

Colors that go with #4064bf

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 →

#bf9b40

#40a4bf · #5b40bf

#bf4064 · #64bf40

Split-complementary

Open in tool →

#bf5b40 · #a4bf40

#bf40a4 · #bf9b40 · #40bf5b

Contrast

#4064bf as textRatioAAAA largeAAAFix
Aaon white
5.54:1passpassfail
  • AAA: use #3654a1 as the text (7.14:1)
Aaon black
3.79:1failpassfail
  • AA: use #5373c6 as the text (4.64:1)
  • AAA: use #7d96d4 as the text (7.19:1)
  • AA: or shift the background to #e8e8e8 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4064bf as the background.

Brands using this color

Fonts for this mood

#4064bf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4064bf
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 #4064bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4064bf-9ca3c4-df704e-211f2d-e9eff1?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