Color

#274144

#274144
hex#274144
rgbrgb(39, 65, 68)
hslhsl(186, 27%, 21%)
oklchoklch(0.356 0.032 205.1)
Closest name: Sunken Harbour (#1c3d44)Relative luminance 0.0463

Colors that go with #274144

Dark Olive Green, Steel Blue and Teal 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 →

#442a27

#274438 · #273344

#442741 · #414427

Split-complementary

Open in tool →

#442733 · #443827

#382744 · #442a27 · #334427

Contrast

#274144 as textRatioAAAA largeAAAFix
Aaon white
10.9:1passpasspassPasses AAA — no fix needed.
Aaon black
1.93:1failfailfail
  • AA: use #4c7f85 as the text (4.68:1)
  • AAA: use #649fa6 as the text (7.05:1)
  • AA: or shift the background to #a8a8a8 (4.59:1)
  • AAA: or shift the background to #d1d1d1 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #274144 as the background.

Brands using this color

Fonts for this mood

#274144 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #274144
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 #274144 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/274144-a2b8be-df4e86-1f262d-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