Color

#373634

#373634
hex#373634
rgbrgb(55, 54, 52)
hslhsl(40, 3%, 21%)
oklchoklch(0.333 0.004 84.6)
Closest name: After Dark (#3c3535)Relative luminance 0.037

Tints & shades

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

Harmonies

Complementary

Open in tool →

#343537

#373434 · #373734

#343736 · #363437

Split-complementary

Open in tool →

#343737 · #343437

#343734 · #343537 · #373437

Contrast

#373634 as textRatioAAAA largeAAAFix
Aaon white
12.07:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #797672 as the text (4.65:1)
  • AAA: use #979591 as the text (7.02:1)
  • AA: or shift the background to #9e9e9e (4.51:1)
  • AAA: or shift the background to #c7c7c7 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #373634 as the background.

Brands using this color

Fonts for this mood

#373634 reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #373634
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 #373634 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/373634-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