Color

#4b52af

#4b52af
hex#4b52af
rgbrgb(75, 82, 175)
hslhsl(236, 40%, 49%)
oklchoklch(0.483 0.146 276.2)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1063

Colors that go with #4b52af

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 →

#afa84b

#4b84af · #764baf

#af4b52 · #52af4b

Split-complementary

Open in tool →

#af764b · #84af4b

#af4b84 · #afa84b · #4baf76

Contrast

#4b52af as textRatioAAAA largeAAAFix
Aaon white
6.72:1passpassfail
  • AAA: use #484ea8 as the text (7.17:1)
Aaon black
3.13:1failpassfail
  • AA: use #696fbf as the text (4.63:1)
  • AAA: use #8d91ce as the text (7.07:1)
  • AA: or shift the background to #d4d4d4 (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 #4b52af 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

#4b52af reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4b52af
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 #4b52af and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4b52af-9e9cc4-df8f4e-241f2d-e9eef1?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