Color

#423333

#423333
hex#423333
rgbrgb(66, 51, 51)
hslhsl(0, 13%, 23%)
oklchoklch(0.338 0.022 18.3)
Closest name: After Dark (#3c3535)Relative luminance 0.0376

Colors that go with #423333

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 →

#334242

#42333b · #423b33

#334233 · #333342

Split-complementary

Open in tool →

#33423b · #333b42

#3b4233 · #334242 · #3b3342

Contrast

#423333 as textRatioAAAA largeAAAFix
Aaon white
11.98:1passpasspassPasses AAA — no fix needed.
Aaon black
1.75:1failfailfail
  • AA: use #8d6d6d as the text (4.54:1)
  • AAA: use #ab9292 as the text (7.26:1)
  • AA: or shift the background to #a1a1a1 (4.64:1)
  • AAA: or shift the background to #c7c7c7 (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 #423333 as the background.

Brands using this color

Fonts for this mood

#423333 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #423333
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 #423333 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/423333-c4a19c-62cb98-2d251f-f1e9ed?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