Color

#452173

#452173
hex#452173
rgbrgb(69, 33, 115)
hslhsl(266, 55%, 29%)
oklchoklch(0.345 0.134 299.4)
Closest name: Fading Horizon (#442266)Relative luminance 0.0359

Colors that go with #452173

Royal Blue, Charcoal and Crimson 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 →

#4f7321

#212773 · #6d2173

#734521 · #217345

Split-complementary

Open in tool →

#736d21 · #277321

#732127 · #4f7321 · #21736d

Contrast

#452173 as textRatioAAAA largeAAAFix
Aaon white
12.22:1passpasspassPasses AAA — no fix needed.
Aaon black
1.72:1failfailfail
  • AA: use #8f5dd0 as the text (4.64:1)
  • AAA: use #aa84db as the text (7.03:1)
  • AA: or shift the background to #9e9e9e (4.56:1)
  • AAA: or shift the background to #c4c4c4 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #452173 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

#452173 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #452173
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 #452173 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/452173-b29cc4-dfd74e-2b1f2d-e9eaf1?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