Color

#453fa2

#453fa2
hex#453fa2
rgbrgb(69, 63, 162)
hslhsl(244, 44%, 44%)
oklchoklch(0.433 0.155 280.5)
Closest name: Blueberry (#464196)Relative luminance 0.0743

Colors that go with #453fa2

Midnight Blue, Olive Green and Charcoal 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 #453fa2

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9ba23f

#3f6aa2 · #773fa2

#a2453f · #3fa245

Split-complementary

Open in tool →

#a2773f · #6aa23f

#a23f6a · #9ba23f · #3fa277

Contrast

#453fa2 as textRatioAAAA largeAAAFix
Aaon white
8.45:1passpasspassPasses AAA — no fix needed.
Aaon black
2.49:1failfailfail
  • AA: use #726cc6 as the text (4.68:1)
  • AAA: use #9591d4 as the text (7.28:1)
  • AA: or shift the background to #bfbfbf (4.59:1)
  • AAA: or shift the background to #ebebeb (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #453fa2 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

#453fa2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #453fa2
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 #453fa2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/453fa2-a39cc4-dfa24e-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