Color

#274145

#274145
hex#274145
rgbrgb(39, 65, 69)
hslhsl(188, 28%, 21%)
oklchoklch(0.356 0.033 208.1)
Closest name: Sunken Harbour (#1c3d44)Relative luminance 0.0464

Colors that go with #274145

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 →

#452b27

#27453a · #273245

#452741 · #414527

Split-complementary

Open in tool →

#452732 · #453a27

#3a2745 · #452b27 · #324527

Contrast

#274145 as textRatioAAAA largeAAAFix
Aaon white
10.89:1passpasspassPasses AAA — no fix needed.
Aaon black
1.93:1failfailfail
  • AA: use #4b7e86 as the text (4.63:1)
  • AAA: use #66a0a9 as the text (7.17:1)
  • AA: or shift the background to #a8a8a8 (4.58:1)
  • AAA: or shift the background to #d1d1d1 (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 #274145 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

#274145 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #274145
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 #274145 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/274145-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