Color

#406a82

#406a82
hex#406a82
rgbrgb(64, 106, 130)
hslhsl(202, 34%, 38%)
oklchoklch(0.504 0.061 234.8)
Closest name: Astral (#376f89)Relative luminance 0.1301

Colors that go with #406a82

Charcoal, Royal Blue and Sienna 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 →

#825840

#408279 · #404982

#82406a · #6a8240

Split-complementary

Open in tool →

#824049 · #827940

#794082 · #825840 · #498240

Contrast

#406a82 as textRatioAAAA largeAAAFix
Aaon white
5.83:1passpassfail
  • AAA: use #385c71 as the text (7.15:1)
Aaon black
3.6:1failpassfail
  • AA: use #4a7a96 as the text (4.52:1)
  • AAA: use #6c9bb7 as the text (7.01:1)
  • AA: or shift the background to #e3e3e3 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #406a82 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 #406a82
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 #406a82 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/406a82-9cb1c4-df4e5f-1f222d-e9f1f0?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