Color

#3c3e37

#3c3e37
hex#3c3e37
rgbrgb(60, 62, 55)
hslhsl(77, 6%, 23%)
oklchoklch(0.36 0.012 120)
Closest name: Black Olive (#3b3c36)Relative luminance 0.0468

Tints & shades

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

Harmonies

Complementary

Open in tool →

#39373e

#3e3d37 · #393e37

#373c3e · #3e373c

Split-complementary

Open in tool →

#37393e · #3d373e

#373e3d · #39373e · #3e3739

Contrast

#3c3e37 as textRatioAAAA largeAAAFix
Aaon white
10.85:1passpasspassPasses AAA — no fix needed.
Aaon black
1.94:1failfailfail
  • AA: use #737769 as the text (4.57:1)
  • AAA: use #94988b as the text (7.12:1)
  • AA: or shift the background to #a8a8a8 (4.56:1)
  • AAA: or shift the background to #d1d1d1 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c3e37 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

#3c3e37 reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c3e37
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 #3c3e37 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c3e37-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