Color

#255456

#255456
hex#255456
rgbrgb(37, 84, 86)
hslhsl(182, 40%, 24%)
oklchoklch(0.414 0.051 199.1)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0741

Colors that go with #255456

Rust, Blue and Cadet 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.

Real palettes that use #255456

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#562625

#25563f · #253c56

#562554 · #545625

Split-complementary

Open in tool →

#56253c · #563f25

#3f2556 · #562625 · #3c5625

Contrast

#255456 as textRatioAAAA largeAAAFix
Aaon white
8.46:1passpasspassPasses AAA — no fix needed.
Aaon black
2.48:1failfailfail
  • AA: use #398284 as the text (4.7:1)
  • AAA: use #48a5a8 as the text (7.22:1)
  • AA: or shift the background to #bdbdbd (4.5:1)
  • AAA: or shift the background to #ebebeb (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #255456 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

#255456 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #255456
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 #255456 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/255456-a2babe-d45990-1f272d-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