Color

#243838

#243838
hex#243838
rgbrgb(36, 56, 56)
hslhsl(180, 22%, 18%)
oklchoklch(0.324 0.026 196)
Closest name: Aztec (#293432)Relative luminance 0.0349

Tints & shades

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

Harmonies

Complementary

Open in tool →

#382424

#24382e · #242e38

#382438 · #383824

Split-complementary

Open in tool →

#38242e · #382e24

#2e2438 · #382424 · #2e3824

Contrast

#243838 as textRatioAAAA largeAAAFix
Aaon white
12.37:1passpasspassPasses AAA — no fix needed.
Aaon black
1.7:1failfailfail
  • AA: use #507c7c as the text (4.52:1)
  • AAA: use #6aa0a0 as the text (7.15:1)
  • AA: or shift the background to #9c9c9c (4.51:1)
  • AAA: or shift the background to #c4c4c4 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #243838 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

#243838 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #243838
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 #243838 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/243838-a2bbbe-d45994-1f272d-e9f1ed?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