Color

#375d54

#375d54
hex#375d54
rgbrgb(55, 93, 84)
hslhsl(166, 26%, 29%)
oklchoklch(0.447 0.046 177.3)
Closest name: Iridescent (#3a5b52)Relative luminance 0.0928

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5d3740

#375d41 · #37535d

#54375d · #5d5437

Split-complementary

Open in tool →

#5d3753 · #5d4137

#41375d · #5d3740 · #535d37

Contrast

#375d54 as textRatioAAAA largeAAAFix
Aaon white
7.35:1passpasspassPasses AAA — no fix needed.
Aaon black
2.86:1failfailfail
  • AA: use #4b8174 as the text (4.69:1)
  • AAA: use #62a393 as the text (7.18:1)
  • AA: or shift the background to #cccccc (4.58:1)
  • AAA: or shift the background to #fafafa (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #375d54 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#375d54 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #375d54
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 #375d54 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/375d54-a2bebb-d459b1-1f2a2d-e9f1ec?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