Color

#33223f

#33223f
hex#33223f
rgbrgb(51, 34, 63)
hslhsl(275, 30%, 19%)
oklchoklch(0.286 0.056 310.2)
Closest name: Midnight Velvet (#2a2243)Relative luminance 0.0221

Colors that go with #33223f

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 →

#2e3f22

#24223f · #3f223d

#3f3322 · #223f33

Split-complementary

Open in tool →

#3d3f22 · #223f24

#3f2422 · #2e3f22 · #223d3f

Contrast

#33223f as textRatioAAAA largeAAAFix
Aaon white
14.57:1passpasspassPasses AAA — no fix needed.
Aaon black
1.44:1failfailfail
  • AA: use #8d63ab as the text (4.51:1)
  • AAA: use #aa8bc1 as the text (7.17:1)
  • AA: or shift the background to #8f8f8f (4.51:1)
  • AAA: or shift the background to #b5b5b5 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #33223f as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#33223f reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #33223f
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 #33223f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33223f-b89cc4-c0cb62-2d1f2d-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