Color

#210213

#210213
hex#210213
rgbrgb(33, 2, 19)
hslhsl(327, 89%, 7%)
oklchoklch(0.169 0.062 349.7)
Closest name: Belladonna (#220011)Relative luminance 0.0041

Tints & shades

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

Harmonies

Complementary

Open in tool →

#022210

#200222 · #220204

#132202 · #021322

Split-complementary

Open in tool →

#042202 · #022220

#222002 · #022210 · #020422

Contrast

#210213 as textRatioAAAA largeAAAFix
Aaon white
19.39:1passpasspassPasses AAA — no fix needed.
Aaon black
1.08:1failfailfail
  • AA: use #e30d83 as the text (4.65:1)
  • AAA: use #f55bb0 as the text (7.01:1)
  • AA: or shift the background to #7a7a7a (4.52:1)
  • AAA: or shift the background to #9c9c9c (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #210213 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

#210213 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #210213
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 #210213 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/210213-c19fae-66cb62-2d1f21-f1e9f1?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