Color

#274e41

#274e41
hex#274e41
rgbrgb(39, 78, 65)
hslhsl(160, 33%, 23%)
oklchoklch(0.391 0.05 169.9)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0626

Colors that go with #274e41

Sea Green, Teal 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 →

#4e2734

#274e2e · #27484e

#41274e · #4e4127

Split-complementary

Open in tool →

#4e2748 · #4e2e27

#2e274e · #4e2734 · #484e27

Contrast

#274e41 as textRatioAAAA largeAAAFix
Aaon white
9.32:1passpasspassPasses AAA — no fix needed.
Aaon black
2.25:1failfailfail
  • AA: use #41816c as the text (4.58:1)
  • AAA: use #54a68b as the text (7.2:1)
  • AA: or shift the background to #b5b5b5 (4.55:1)
  • AAA: or shift the background to #e0e0e0 (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 #274e41 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#274e41 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #274e41
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 #274e41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/274e41-a2beb8-d459be-1f2c2d-e9f1eb?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