Color

#315254

#315254
hex#315254
rgbrgb(49, 82, 84)
hslhsl(183, 26%, 26%)
oklchoklch(0.414 0.039 200.7)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0733

Colors that go with #315254

Teal, Sienna 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.

Real palettes that use #315254

Tints & shades

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

Harmonies

Complementary

Open in tool →

#543331

#315444 · #314154

#543152 · #525431

Split-complementary

Open in tool →

#543141 · #544431

#443154 · #543331 · #415431

Contrast

#315254 as textRatioAAAA largeAAAFix
Aaon white
8.52:1passpasspassPasses AAA — no fix needed.
Aaon black
2.47:1failfailfail
  • AA: use #4b7e81 as the text (4.6:1)
  • AAA: use #629fa3 as the text (7.01:1)
  • AA: or shift the background to #bdbdbd (4.53:1)
  • AAA: or shift the background to #ebebeb (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #315254 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

#315254 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #315254
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 #315254 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/315254-a2b9be-d4598e-1f262d-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