Color

#405382

#405382
hex#405382
rgbrgb(64, 83, 130)
hslhsl(223, 34%, 38%)
oklchoklch(0.449 0.081 266.5)
Closest name: Dusk (#4e5481)Relative luminance 0.0889

Colors that go with #405382

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 #405382

Tints & shades

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

Harmonies

Complementary

Open in tool →

#826f40

#407482 · #4e4082

#824053 · #538240

Split-complementary

Open in tool →

#824e40 · #748240

#824074 · #826f40 · #40824e

Contrast

#405382 as textRatioAAAA largeAAAFix
Aaon white
7.56:1passpasspassPasses AAA — no fix needed.
Aaon black
2.78:1failfailfail
  • AA: use #5b73ae as the text (4.51:1)
  • AAA: use #8496c2 as the text (7.12:1)
  • AA: or shift the background to #c9c9c9 (4.57:1)
  • AAA: or shift the background to #f7f7f7 (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 #405382 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 #405382
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 #405382 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/405382-9ca3c4-df704e-211f2d-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