Color

#4f64ba

#4f64ba
hex#4f64ba
rgbrgb(79, 100, 186)
hslhsl(228, 44%, 52%)
oklchoklch(0.53 0.137 270.8)
Closest name: God of Rain (#4466cc)Relative luminance 0.1432

Colors that go with #4f64ba

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 →

#baa54f

#4f9aba · #6f4fba

#ba4f64 · #64ba4f

Split-complementary

Open in tool →

#ba6f4f · #9aba4f

#ba4f9a · #baa54f · #4fba6f

Contrast

#4f64ba as textRatioAAAA largeAAAFix
Aaon white
5.43:1passpassfail
  • AAA: use #3f53a2 as the text (7.07:1)
Aaon black
3.86:1failpassfail
  • AA: use #5d71c0 as the text (4.59:1)
  • AAA: use #8695d0 as the text (7.22:1)
  • AA: or shift the background to #ebebeb (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4f64ba 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

#4f64ba reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4f64ba
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 #4f64ba and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f64ba-9c9fc4-df7c4e-231f2d-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