Color

#375158

#375158
hex#375158
rgbrgb(55, 81, 88)
hslhsl(193, 23%, 28%)
oklchoklch(0.417 0.033 216.3)
Closest name: Abyssal (#404c57)Relative luminance 0.074

Colors that go with #375158

Sienna, Blue and Blush Pink lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#583e37

#37584f · #374058

#583751 · #515837

Split-complementary

Open in tool →

#583740 · #584f37

#4f3758 · #583e37 · #405837

Contrast

#375158 as textRatioAAAA largeAAAFix
Aaon white
8.47:1passpasspassPasses AAA — no fix needed.
Aaon black
2.48:1failfailfail
  • AA: use #547c87 as the text (4.61:1)
  • AAA: use #759da9 as the text (7.15:1)
  • AA: or shift the background to #bdbdbd (4.51:1)
  • AAA: or shift the background to #ebebeb (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #375158 as the background.

Brands using this color

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

Fonts for this mood

#375158 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #375158
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #375158 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/375158-a2b5be-df4e75-1f242d-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