Color

#3d484d

#3d484d
hex#3d484d
rgbrgb(61, 72, 77)
hslhsl(199, 12%, 27%)
oklchoklch(0.394 0.017 227)
Closest name: Arsenic (#3b444b)Relative luminance 0.0616

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4d423d

#3d4d4a · #3d404d

#4d3d48 · #484d3d

Split-complementary

Open in tool →

#4d3d40 · #4d4a3d

#4a3d4d · #4d423d · #404d3d

Contrast

#3d484d as textRatioAAAA largeAAAFix
Aaon white
9.41:1passpasspassPasses AAA — no fix needed.
Aaon black
2.23:1failfailfail
  • AA: use #657881 as the text (4.56:1)
  • AAA: use #8799a1 as the text (7.1:1)
  • AA: or shift the background to #b5b5b5 (4.59:1)
  • AAA: or shift the background to #e0e0e0 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3d484d 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

#3d484d reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3d484d
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 #3d484d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d484d-9cb3c4-df4e66-1f232d-e9f1f0?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