Color

#4549bf

#4549bf
hex#4549bf
rgbrgb(69, 73, 191)
hslhsl(238, 49%, 51%)
oklchoklch(0.475 0.181 275.6)
Closest name: Blurple (#5539cc)Relative luminance 0.0979

Colors that go with #4549bf

Crimson, Medium Sea Green and Midnight 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.

Real palettes that use #4549bf

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#bfbb45

#4586bf · #7e45bf

#bf4549 · #49bf45

Split-complementary

Open in tool →

#bf7e45 · #86bf45

#bf4586 · #bfbb45 · #45bf7e

Contrast

#4549bf as textRatioAAAA largeAAAFix
Aaon white
7.1:1passpasspassPasses AAA — no fix needed.
Aaon black
2.96:1failfailfail
  • AA: use #676acb as the text (4.5:1)
  • AAA: use #8d90d8 as the text (7.11:1)
  • AA: or shift the background to #cfcfcf (4.56:1)
  • AAA: or shift the background to #ffffff (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4549bf 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

#4549bf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4549bf
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 #4549bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4549bf-9f9cc4-df944e-251f2d-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