Color

#2b395e

#2b395e
hex#2b395e
rgbrgb(43, 57, 94)
hslhsl(224, 37%, 27%)
oklchoklch(0.351 0.067 267.2)
Closest name: Black Turmeric (#2c4364)Relative luminance 0.0425

Colors that go with #2b395e

Dark Olive Green, Sea Green and Steel 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 →

#5e512b

#2b525e · #372b5e

#5e2b39 · #395e2b

Split-complementary

Open in tool →

#5e372b · #525e2b

#5e2b52 · #5e512b · #2b5e37

Contrast

#2b395e as textRatioAAAA largeAAAFix
Aaon white
11.35:1passpasspassPasses AAA — no fix needed.
Aaon black
1.85:1failfailfail
  • AA: use #5b72b3 as the text (4.5:1)
  • AAA: use #8596c7 as the text (7.18:1)
  • AA: or shift the background to #a3a3a3 (4.5:1)
  • AAA: or shift the background to #cccccc (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b395e 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

#2b395e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b395e
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 #2b395e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b395e-9ca2c4-df724e-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