Color

#2d3239

#2d3239
hex#2d3239
rgbrgb(45, 50, 57)
hslhsl(215, 12%, 20%)
oklchoklch(0.315 0.014 256.8)
Closest name: Nightmare Fuel (#293135)Relative luminance 0.0313

Tints & shades

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

Harmonies

Complementary

Open in tool →

#39342d

#2d3839 · #2e2d39

#392d32 · #32392d

Split-complementary

Open in tool →

#392e2d · #38392d

#392d38 · #39342d · #2d392e

Contrast

#2d3239 as textRatioAAAA largeAAAFix
Aaon white
12.91:1passpasspassPasses AAA — no fix needed.
Aaon black
1.63:1failfailfail
  • AA: use #6c7889 as the text (4.69:1)
  • AAA: use #8d97a5 as the text (7.1:1)
  • AA: or shift the background to #999999 (4.53:1)
  • AAA: or shift the background to #bfbfbf (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d3239 as the background.

Brands using this color

Fonts for this mood

#2d3239 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d3239
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 #2d3239 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d3239-9ca8c4-df5d4e-201f2d-e9f0f1?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