Color

#454f82

#454f82
hex#454f82
rgbrgb(69, 79, 130)
hslhsl(230, 31%, 39%)
oklchoklch(0.443 0.085 274)
Closest name: Dusk (#4e5481)Relative luminance 0.0847

Colors that go with #454f82

Sea Green, Steel Blue and 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 #454f82

Tints & shades

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

Harmonies

Complementary

Open in tool →

#827845

#456e82 · #594582

#82454f · #4f8245

Split-complementary

Open in tool →

#825945 · #6e8245

#82456e · #827845 · #458259

Contrast

#454f82 as textRatioAAAA largeAAAFix
Aaon white
7.8:1passpasspassPasses AAA — no fix needed.
Aaon black
2.69:1failfailfail
  • AA: use #6571ae as the text (4.53:1)
  • AAA: use #8a93c1 as the text (7.02:1)
  • AA: or shift the background to #c7c7c7 (4.61:1)
  • AAA: or shift the background to #f5f5f5 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #454f82 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 #454f82
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 #454f82 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/454f82-9c9ec4-df814e-231f2d-e9eef1?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