Color

#423d43

#423d43
hex#423d43
rgbrgb(66, 61, 67)
hslhsl(290, 5%, 25%)
oklchoklch(0.367 0.012 320.6)
Closest name: Black Truffle (#463d3e)Relative luminance 0.049

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#3e433d

#3f3d43 · #433d41

#43423d · #3d4342

Split-complementary

Open in tool →

#41433d · #3d433f

#433f3d · #3e433d · #3d4143

Contrast

#423d43 as textRatioAAAA largeAAAFix
Aaon white
10.61:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #7c727e as the text (4.57:1)
  • AAA: use #9c949e as the text (7.14:1)
  • AA: or shift the background to #ababab (4.62:1)
  • AAA: or shift the background to #d4d4d4 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #423d43 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#423d43 reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #423d43
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #423d43 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/423d43-a2beb0-c859d4-1f2d2b-eaf1e9?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