Color

#445a64

#445a64
hex#445a64
rgbrgb(68, 90, 100)
hslhsl(199, 19%, 33%)
oklchoklch(0.453 0.031 227.5)
Closest name: Arctic Nights (#345c61)Relative luminance 0.0946

Tints & shades

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

Harmonies

Complementary

Open in tool →

#644e44

#44645e · #444a64

#64445a · #5a6444

Split-complementary

Open in tool →

#64444a · #645e44

#5e4464 · #644e44 · #4a6444

Contrast

#445a64 as textRatioAAAA largeAAAFix
Aaon white
7.26:1passpasspassPasses AAA — no fix needed.
Aaon black
2.89:1failfailfail
  • AA: use #5d7b89 as the text (4.66:1)
  • AAA: use #809ba8 as the text (7.17:1)
  • AA: or shift the background to #cccccc (4.52:1)
  • AAA: or shift the background to #fcfcfc (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 #445a64 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 #445a64
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 #445a64 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/445a64-9cb3c4-df4e66-1f232d-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