Color

#404264

#404264
hex#404264
rgbrgb(64, 66, 100)
hslhsl(237, 22%, 32%)
oklchoklch(0.393 0.057 280.8)
Closest name: Bonne Nuit (#3a4866)Relative luminance 0.0591

Tints & shades

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

Harmonies

Complementary

Open in tool →

#646240

#405364 · #504064

#644041 · #416440

Split-complementary

Open in tool →

#645040 · #536440

#644053 · #646240 · #406450

Contrast

#404264 as textRatioAAAA largeAAAFix
Aaon white
9.63:1passpasspassPasses AAA — no fix needed.
Aaon black
2.18:1failfailfail
  • AA: use #7072a4 as the text (4.63:1)
  • AAA: use #9294b9 as the text (7.16:1)
  • AA: or shift the background to #b3b3b3 (4.59:1)
  • AAA: or shift the background to #dedede (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #404264 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 #404264
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 #404264 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/404264-9f9cc4-df924e-251f2d-e9edf1?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