Color

#354355

#354355
hex#354355
rgbrgb(53, 67, 85)
hslhsl(214, 23%, 27%)
oklchoklch(0.378 0.036 254.9)
Closest name: Charcoal (#36454f)Relative luminance 0.0543

Colors that go with #354355

Sea Green, Teal and Sienna 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 →

#554735

#355355 · #373555

#553543 · #435535

Split-complementary

Open in tool →

#553735 · #535535

#553553 · #554735 · #355537

Contrast

#354355 as textRatioAAAA largeAAAFix
Aaon white
10.07:1passpasspassPasses AAA — no fix needed.
Aaon black
2.09:1failfailfail
  • AA: use #5e7797 as the text (4.56:1)
  • AAA: use #8599b2 as the text (7.2:1)
  • AA: or shift the background to #b0b0b0 (4.64:1)
  • AAA: or shift the background to #d9d9d9 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #354355 as the background.

Brands using this color

Fonts for this mood

#354355 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #354355
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 #354355 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/354355-9ca9c4-df5a4e-1f1f2d-e9f0f1?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