Color

#2b2a4b

#2b2a4b
hex#2b2a4b
rgbrgb(43, 42, 75)
hslhsl(242, 28%, 23%)
oklchoklch(0.303 0.059 283.7)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0268

Colors that go with #2b2a4b

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 →

#4a4b2a

#2a3a4b · #3c2a4b

#4b2b2a · #2a4b2b

Split-complementary

Open in tool →

#4b3c2a · #3a4b2a

#4b2a3a · #4a4b2a · #2a4b3c

Contrast

#2b2a4b as textRatioAAAA largeAAAFix
Aaon white
13.68:1passpasspassPasses AAA — no fix needed.
Aaon black
1.54:1failfailfail
  • AA: use #716fae as the text (4.59:1)
  • AAA: use #9593c2 as the text (7.23:1)
  • AA: or shift the background to #949494 (4.51:1)
  • AAA: or shift the background to #bababa (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b2a4b 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

#2b2a4b reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b2a4b
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 #2b2a4b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b2a4b-a29cc4-df9e4e-261f2d-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