Color

#2f424c

#2f424c
hex#2f424c
rgbrgb(47, 66, 76)
hslhsl(201, 24%, 24%)
oklchoklch(0.367 0.03 231.5)
Closest name: Arsenic (#3b444b)Relative luminance 0.0502

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4c392f

#2f4c47 · #2f334c

#4c2f42 · #424c2f

Split-complementary

Open in tool →

#4c2f33 · #4c472f

#472f4c · #4c392f · #334c2f

Contrast

#2f424c as textRatioAAAA largeAAAFix
Aaon white
10.48:1passpasspassPasses AAA — no fix needed.
Aaon black
2:1failfailfail
  • AA: use #577b8e as the text (4.63:1)
  • AAA: use #7a9cae as the text (7.19:1)
  • AA: or shift the background to #ababab (4.56:1)
  • AAA: or shift the background to #d4d4d4 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f424c 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

#2f424c reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f424c
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 #2f424c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f424c-9cb1c4-df4e62-1f222d-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