Color

#2e4561

#2e4561
hex#2e4561
rgbrgb(46, 69, 97)
hslhsl(213, 36%, 28%)
oklchoklch(0.385 0.056 253.9)
Closest name: Black Turmeric (#2c4364)Relative luminance 0.057

Colors that go with #2e4561

Sea Green, 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 →

#614a2e

#2e5f61 · #302e61

#612e45 · #45612e

Split-complementary

Open in tool →

#61302e · #5f612e

#612e5f · #614a2e · #2e6130

Contrast

#2e4561 as textRatioAAAA largeAAAFix
Aaon white
9.81:1passpasspassPasses AAA — no fix needed.
Aaon black
2.14:1failfailfail
  • AA: use #5078aa as the text (4.61:1)
  • AAA: use #7898bf as the text (7.04:1)
  • AA: or shift the background to #b0b0b0 (4.52:1)
  • AAA: or shift the background to #dbdbdb (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 #2e4561 as the background.

Brands using this color

Fonts for this mood

#2e4561 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2e4561
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 #2e4561 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2e4561-9ca9c4-df584e-1f202d-e9f0f1?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