Color

#2f364c

#2f364c
hex#2f364c
rgbrgb(47, 54, 76)
hslhsl(226, 24%, 24%)
oklchoklch(0.336 0.04 270.5)
Closest name: Astral Nomad (#203943)Relative luminance 0.0376

Colors that go with #2f364c

Dark Olive Green, Sea Green and Sienna 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 →

#4c452f

#2f444c · #362f4c

#4c2f35 · #354c2f

Split-complementary

Open in tool →

#4c362f · #444c2f

#4c2f44 · #4c452f · #2f4c36

Contrast

#2f364c as textRatioAAAA largeAAAFix
Aaon white
11.98:1passpasspassPasses AAA — no fix needed.
Aaon black
1.75:1failfailfail
  • AA: use #6775a2 as the text (4.64:1)
  • AAA: use #8a95b7 as the text (7.06:1)
  • AA: or shift the background to #a1a1a1 (4.64:1)
  • AAA: or shift the background to #c7c7c7 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f364c as the background.

Brands using this color

Fonts for this mood

#2f364c reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f364c
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 #2f364c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f364c-9ca1c4-df774e-221f2d-e9eff1?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