Color

#254d55

#254d55
hex#254d55
rgbrgb(37, 77, 85)
hslhsl(190, 39%, 24%)
oklchoklch(0.395 0.047 212.2)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0636

Colors that go with #254d55

Steel Blue, Teal and Rust 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 →

#552d25

#255545 · #253555

#55254d · #4d5525

Split-complementary

Open in tool →

#552535 · #554525

#452555 · #552d25 · #355525

Contrast

#254d55 as textRatioAAAA largeAAAFix
Aaon white
9.25:1passpasspassPasses AAA — no fix needed.
Aaon black
2.27:1failfailfail
  • AA: use #3e818e as the text (4.74:1)
  • AAA: use #4ea1b1 as the text (7.06:1)
  • AA: or shift the background to #b5b5b5 (4.51:1)
  • AAA: or shift the background to #e0e0e0 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #254d55 as the background.

Brands using this color

Fonts for this mood

#254d55 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #254d55
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 #254d55 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/254d55-a2b6be-df4e7c-1f252d-e9f1ef?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