Color

#45548c

#45548c
hex#45548c
rgbrgb(69, 84, 140)
hslhsl(227, 34%, 41%)
oklchoklch(0.46 0.093 271)
Closest name: Dusk (#4e5481)Relative luminance 0.095

Colors that go with #45548c

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.

Real palettes that use #45548c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8c7d45

#45788c · #59458c

#8c4554 · #548c45

Split-complementary

Open in tool →

#8c5945 · #788c45

#8c4578 · #8c7d45 · #458c59

Contrast

#45548c as textRatioAAAA largeAAAFix
Aaon white
7.24:1passpasspassPasses AAA — no fix needed.
Aaon black
2.9:1failfailfail
  • AA: use #6273b2 as the text (4.61:1)
  • AAA: use #8795c4 as the text (7.13:1)
  • AA: or shift the background to #cccccc (4.51:1)
  • AAA: or shift the background to #fcfcfc (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #45548c as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #45548c
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 #45548c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45548c-9ca0c4-df7a4e-221f2d-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