Color

#c3c6c6

#c3c6c6
hex#c3c6c6
rgbrgb(195, 198, 198)
hslhsl(180, 3%, 77%)
oklchoklch(0.824 0.003 197.1)
Closest name: Explosive Grey (#c4c4c4)Relative luminance 0.5607

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c6c3c3

#c3c6c4 · #c3c4c6

#c6c3c6 · #c6c6c3

Split-complementary

Open in tool →

#c6c3c4 · #c6c4c3

#c4c3c6 · #c6c3c3 · #c4c6c3

Contrast

#c3c6c6 as textRatioAAAA largeAAAFix
Aaon white
1.72:1failfailfail
  • AA: use #6f7676 as the text (4.64:1)
  • AAA: use #545959 as the text (7.12:1)
  • AA: or shift the background to #525252 (4.54:1)
  • AAA: or shift the background to #363636 (7.03:1)
Aaon black
12.21:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #c3c6c6 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#c3c6c6 reads as neutral, light, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c3c6c6
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 #c3c6c6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3c6c6-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