Color

#34223f

#34223f
hex#34223f
rgbrgb(52, 34, 63)
hslhsl(277, 30%, 19%)
oklchoklch(0.288 0.056 311.8)
Closest name: Midnight Velvet (#2a2243)Relative luminance 0.0223

Colors that go with #34223f

Charcoal, Dark Olive 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 →

#2d3f22

#25223f · #3f223c

#3f3422 · #223f34

Split-complementary

Open in tool →

#3c3f22 · #223f25

#3f2522 · #2d3f22 · #223c3f

Contrast

#34223f as textRatioAAAA largeAAAFix
Aaon white
14.52:1passpasspassPasses AAA — no fix needed.
Aaon black
1.45:1failfailfail
  • AA: use #9063ab as the text (4.56:1)
  • AAA: use #ac8bc1 as the text (7.22:1)
  • AA: or shift the background to #919191 (4.61:1)
  • AAA: or shift the background to #b5b5b5 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #34223f as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#34223f reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #34223f
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 #34223f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/34223f-b99cc4-bdcb62-2d1f2c-eae9f1?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