Color

#4543ad

#4543ad
hex#4543ad
rgbrgb(69, 67, 173)
hslhsl(241, 44%, 47%)
oklchoklch(0.45 0.164 278.3)
Closest name: Blueberry (#464196)Relative luminance 0.083

Colors that go with #4543ad

Charcoal, Sea Green and Steel Blue 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 →

#abad43

#4376ad · #7a43ad

#ad4543 · #43ad45

Split-complementary

Open in tool →

#ad7a43 · #76ad43

#ad4376 · #abad43 · #43ad7a

Contrast

#4543ad as textRatioAAAA largeAAAFix
Aaon white
7.9:1passpasspassPasses AAA — no fix needed.
Aaon black
2.66:1failfailfail
  • AA: use #6e6cc6 as the text (4.62:1)
  • AAA: use #9291d4 as the text (7.22:1)
  • AA: or shift the background to #c4c4c4 (4.53:1)
  • AAA: or shift the background to #f2f2f2 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4543ad 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

#4543ad reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4543ad
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 #4543ad and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4543ad-a19cc4-df9b4e-261f2d-e9edf1?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