Color

#274f47

#274f47
hex#274f47
rgbrgb(39, 79, 71)
hslhsl(168, 34%, 23%)
oklchoklch(0.396 0.048 179.2)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0648

Colors that go with #274f47

Blue, Blush Pink and Copper 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 →

#4f272f

#274f33 · #27434f

#47274f · #4f4727

Split-complementary

Open in tool →

#4f2743 · #4f3327

#33274f · #4f272f · #434f27

Contrast

#274f47 as textRatioAAAA largeAAAFix
Aaon white
9.15:1passpasspassPasses AAA — no fix needed.
Aaon black
2.3:1failfailfail
  • AA: use #408275 as the text (4.67:1)
  • AAA: use #51a493 as the text (7.08:1)
  • AA: or shift the background to #b8b8b8 (4.61:1)
  • AAA: or shift the background to #e3e3e3 (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 #274f47 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#274f47 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #274f47
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 #274f47 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/274f47-a2bebc-d459ad-1f2a2d-e9f1ec?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