Color

#305355

#305355
hex#305355
rgbrgb(48, 83, 85)
hslhsl(183, 28%, 26%)
oklchoklch(0.417 0.041 200.4)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0747

Colors that go with #305355

Teal, Sienna 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#553230

#305544 · #304055

#553053 · #535530

Split-complementary

Open in tool →

#553040 · #554430

#443055 · #553230 · #405530

Contrast

#305355 as textRatioAAAA largeAAAFix
Aaon white
8.42:1passpasspassPasses AAA — no fix needed.
Aaon black
2.49:1failfailfail
  • AA: use #487d7f as the text (4.52:1)
  • AAA: use #5ca0a3 as the text (7.01:1)
  • AA: or shift the background to #bfbfbf (4.58:1)
  • AAA: or shift the background to #ebebeb (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #305355 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

#305355 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #305355
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 #305355 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/305355-a2b9be-d4598e-1f262d-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