Color

#2c343f

#2c343f
hex#2c343f
rgbrgb(44, 52, 63)
hslhsl(215, 18%, 21%)
oklchoklch(0.322 0.023 256.4)
Closest name: Into the Night (#1e3642)Relative luminance 0.0335

Colors that go with #2c343f

Amber, Blue and Blush Pink 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 →

#3f372c

#2c3e3f · #2e2c3f

#3f2c34 · #343f2c

Split-complementary

Open in tool →

#3f2e2c · #3e3f2c

#3f2c3e · #3f372c · #2c3f2e

Contrast

#2c343f as textRatioAAAA largeAAAFix
Aaon white
12.57:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #647790 as the text (4.58:1)
  • AAA: use #8a99ad as the text (7.24:1)
  • AA: or shift the background to #9c9c9c (4.58:1)
  • AAA: or shift the background to #c2c2c2 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c343f as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2c343f reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c343f
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 #2c343f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c343f-9ca8c4-df5d4e-201f2d-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