Color

#375c6c

#375c6c
hex#375c6c
rgbrgb(55, 92, 108)
hslhsl(198, 33%, 32%)
oklchoklch(0.454 0.05 227.4)
Closest name: Atlantis (#336172)Relative luminance 0.0955

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6d4737

#376d62 · #37416d

#6d375c · #5c6d37

Split-complementary

Open in tool →

#6d3741 · #6d6237

#62376d · #6d4737 · #416d37

Contrast

#375c6c as textRatioAAAA largeAAAFix
Aaon white
7.22:1passpasspassPasses AAA — no fix needed.
Aaon black
2.91:1failfailfail
  • AA: use #497c92 as the text (4.58:1)
  • AAA: use #6a9eb4 as the text (7.16:1)
  • AA: or shift the background to #cfcfcf (4.63:1)
  • AAA: or shift the background to #fcfcfc (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #375c6c 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 #375c6c
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 #375c6c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/375c6c-9cb3c4-df4e69-1f232d-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