Color

#2f285c

#2f285c
hex#2f285c
rgbrgb(47, 40, 92)
hslhsl(248, 39%, 26%)
oklchoklch(0.314 0.09 286.2)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0289

Colors that go with #2f285c

Charcoal, Dark Olive Green and Sea Green 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 →

#555c28

#283b5c · #49285c

#5c2f28 · #285c2f

Split-complementary

Open in tool →

#5c4928 · #3b5c28

#5c283b · #555c28 · #285c49

Contrast

#2f285c as textRatioAAAA largeAAAFix
Aaon white
13.3:1passpasspassPasses AAA — no fix needed.
Aaon black
1.58:1failfailfail
  • AA: use #756abe as the text (4.56:1)
  • AAA: use #968ecd as the text (7.05:1)
  • AA: or shift the background to #999999 (4.67:1)
  • AAA: or shift the background to #bdbdbd (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f285c 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

#2f285c reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f285c
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 #2f285c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f285c-a69cc4-dfac4e-271f2d-e9ecf1?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