Color

#2f316a

#2f316a
hex#2f316a
rgbrgb(47, 49, 106)
hslhsl(238, 39%, 30%)
oklchoklch(0.344 0.097 278.5)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0384

Colors that go with #2f316a

Steel Blue, 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 →

#6a682f

#2f4e6a · #4b2f6a

#6a2f31 · #316a2f

Split-complementary

Open in tool →

#6a4b2f · #4e6a2f

#6a2f4e · #6a682f · #2f6a4b

Contrast

#2f316a as textRatioAAAA largeAAAFix
Aaon white
11.88:1passpasspassPasses AAA — no fix needed.
Aaon black
1.77:1failfailfail
  • AA: use #6a6dbe as the text (4.54:1)
  • AAA: use #8e90cd as the text (7.02:1)
  • AA: or shift the background to #a1a1a1 (4.6:1)
  • AAA: or shift the background to #c7c7c7 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f316a 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

#2f316a reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f316a
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 #2f316a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f316a-9f9cc4-df944e-251f2d-e9edf1?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