Color

#415581

#415581
hex#415581
rgbrgb(65, 85, 129)
hslhsl(221, 33%, 38%)
oklchoklch(0.453 0.077 264.9)
Closest name: Dusk (#4e5481)Relative luminance 0.0921

Tints & shades

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

Harmonies

Complementary

Open in tool →

#816d41

#417581 · #4d4181

#814155 · #558141

Split-complementary

Open in tool →

#814d41 · #758141

#814175 · #816d41 · #41814d

Contrast

#415581 as textRatioAAAA largeAAAFix
Aaon white
7.39:1passpasspassPasses AAA — no fix needed.
Aaon black
2.84:1failfailfail
  • AA: use #5c76ad as the text (4.65:1)
  • AAA: use #8295c0 as the text (7.01:1)
  • AA: or shift the background to #cccccc (4.6:1)
  • AAA: or shift the background to #fafafa (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #415581 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 #415581
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #415581 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/415581-9ca4c4-df6b4e-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