Color

#230511

#230511
hex#230511
rgbrgb(35, 5, 17)
hslhsl(336, 75%, 8%)
oklchoklch(0.179 0.055 358.5)
Closest name: Belladonna (#220011)Relative luminance 0.0051

Tints & shades

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

Harmonies

Complementary

Open in tool →

#052417

#240521 · #240805

#112405 · #051124

Split-complementary

Open in tool →

#052408 · #052124

#212405 · #052417 · #080524

Contrast

#230511 as textRatioAAAA largeAAAFix
Aaon white
19.07:1passpasspassPasses AAA — no fix needed.
Aaon black
1.1:1failfailfail
  • AA: use #df206c as the text (4.56:1)
  • AAA: use #ea6c9e as the text (7.14:1)
  • AA: or shift the background to #7d7d7d (4.63:1)
  • AAA: or shift the background to #9e9e9e (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #230511 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

#230511 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #230511
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 #230511 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/230511-c49ca7-62cb6e-2d201f-f1e9f0?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