Color

#4264b3

#4264b3
hex#4264b3
rgbrgb(66, 100, 179)
hslhsl(222, 46%, 48%)
oklchoklch(0.518 0.131 264.7)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1353

Colors that go with #4264b3

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 →

#b39142

#429cb3 · #5942b3

#b34264 · #64b342

Split-complementary

Open in tool →

#b35942 · #9cb342

#b3429c · #b39142 · #42b359

Contrast

#4264b3 as textRatioAAAA largeAAAFix
Aaon white
5.67:1passpassfail
  • AAA: use #385599 as the text (7.17:1)
Aaon black
3.71:1failpassfail
  • AA: use #5474c0 as the text (4.64:1)
  • AAA: use #7d95cf as the text (7.07:1)
  • AA: or shift the background to #e6e6e6 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4264b3 as the background.

Brands using this color

Fonts for this mood

#4264b3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4264b3
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 #4264b3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4264b3-9ca3c4-df6e4e-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