Color

#2c5359

#2c5359
hex#2c5359
rgbrgb(44, 83, 89)
hslhsl(188, 34%, 26%)
oklchoklch(0.416 0.045 208.3)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0744

Colors that go with #2c5359

Teal, Rust and Blue 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.

Real palettes that use #2c5359

Tints & shades

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

Harmonies

Complementary

Open in tool →

#59322c

#2c5948 · #2c3c59

#592c53 · #53592c

Split-complementary

Open in tool →

#592c3c · #59482c

#482c59 · #59322c · #3c592c

Contrast

#2c5359 as textRatioAAAA largeAAAFix
Aaon white
8.44:1passpasspassPasses AAA — no fix needed.
Aaon black
2.49:1failfailfail
  • AA: use #437f89 as the text (4.64:1)
  • AAA: use #58a1ad as the text (7.12:1)
  • AA: or shift the background to #bfbfbf (4.59:1)
  • AAA: or shift the background to #ebebeb (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 #2c5359 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

#2c5359 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c5359
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 #2c5359 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c5359-a2b7be-df4e81-1f252d-e9f1ee?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