Color

#445b64

#445b64
hex#445b64
rgbrgb(68, 91, 100)
hslhsl(197, 19%, 33%)
oklchoklch(0.456 0.031 223.9)
Closest name: Arctic Nights (#345c61)Relative luminance 0.0963

Tints & shades

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

Harmonies

Complementary

Open in tool →

#644d44

#44645d · #444b64

#64445b · #5b6444

Split-complementary

Open in tool →

#64444b · #645d44

#5d4464 · #644d44 · #4b6444

Contrast

#445b64 as textRatioAAAA largeAAAFix
Aaon white
7.18:1passpasspassPasses AAA — no fix needed.
Aaon black
2.93:1failfailfail
  • AA: use #5b7986 as the text (4.52:1)
  • AAA: use #7d9aa6 as the text (7.04:1)
  • AA: or shift the background to #cfcfcf (4.61:1)
  • AAA: or shift the background to #ffffff (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #445b64 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 #445b64
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 #445b64 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/445b64-9cb4c4-df4e6b-1f232d-e9f1ef?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