Color

#27243d

#27243d
hex#27243d
rgbrgb(39, 36, 61)
hslhsl(247, 26%, 19%)
oklchoklch(0.276 0.046 288.5)
Closest name: Midnight Express (#21263a)Relative luminance 0.0203

Colors that go with #27243d

Charcoal, Dark Olive Green and Sea Green 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 →

#3a3d24

#242e3d · #33243d

#3d2724 · #243d27

Split-complementary

Open in tool →

#3d3324 · #2e3d24

#3d242e · #3a3d24 · #243d33

Contrast

#27243d as textRatioAAAA largeAAAFix
Aaon white
14.94:1passpasspassPasses AAA — no fix needed.
Aaon black
1.41:1failfailfail
  • AA: use #756eaa as the text (4.57:1)
  • AAA: use #9792bf as the text (7.18:1)
  • AA: or shift the background to #8f8f8f (4.62:1)
  • AAA: or shift the background to #b3b3b3 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #27243d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#27243d reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #27243d
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 #27243d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27243d-a59cc4-dfaa4e-271f2d-e9ecf1?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