Color

#3c484e

#3c484e
hex#3c484e
rgbrgb(60, 72, 78)
hslhsl(200, 13%, 27%)
oklchoklch(0.393 0.019 229.5)
Closest name: Arsenic (#3b444b)Relative luminance 0.0615

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4e423c

#3c4e4b · #3c3f4e

#4e3c48 · #484e3c

Split-complementary

Open in tool →

#4e3c3f · #4e4b3c

#4b3c4e · #4e423c · #3f4e3c

Contrast

#3c484e as textRatioAAAA largeAAAFix
Aaon white
9.42:1passpasspassPasses AAA — no fix needed.
Aaon black
2.23:1failfailfail
  • AA: use #647882 as the text (4.55:1)
  • AAA: use #8699a2 as the text (7.09:1)
  • AA: or shift the background to #b5b5b5 (4.59:1)
  • AAA: or shift the background to #dedede (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c484e 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

#3c484e reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c484e
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 #3c484e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c484e-9cb2c4-df4e64-1f232d-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