Color

#2d2d39

#2d2d39
hex#2d2d39
rgbrgb(45, 45, 57)
hslhsl(240, 12%, 20%)
oklchoklch(0.302 0.022 285)
Closest name: Haiti (#2c2a35)Relative luminance 0.0273

Tints & shades

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

Harmonies

Complementary

Open in tool →

#39392d

#2d3339 · #332d39

#392d2d · #2d392d

Split-complementary

Open in tool →

#39332d · #33392d

#392d33 · #39392d · #2d3933

Contrast

#2d2d39 as textRatioAAAA largeAAAFix
Aaon white
13.58:1passpasspassPasses AAA — no fix needed.
Aaon black
1.55:1failfailfail
  • AA: use #737391 as the text (4.59:1)
  • AAA: use #9595ac as the text (7.17:1)
  • AA: or shift the background to #969696 (4.59:1)
  • AAA: or shift the background to #bdbdbd (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d2d39 as the background.

Brands using this color

Fonts for this mood

#2d2d39 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d2d39
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 #2d2d39 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d2d39-a19cc4-df994e-251f2d-e9edf1?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