Color

#210a07

#210a07
hex#210a07
rgbrgb(33, 10, 7)
hslhsl(7, 65%, 8%)
oklchoklch(0.182 0.041 29.9)
Closest name: Italian Roast (#221111)Relative luminance 0.0056

Tints & shades

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

Harmonies

Complementary

Open in tool →

#071f22

#220711 · #221707

#07220a · #0a0722

Split-complementary

Open in tool →

#072217 · #071122

#112207 · #071f22 · #170722

Contrast

#210a07 as textRatioAAAA largeAAAFix
Aaon white
18.9:1passpasspassPasses AAA — no fix needed.
Aaon black
1.11:1failfailfail
  • AA: use #d2402d as the text (4.51:1)
  • AAA: use #e0796c as the text (7.12:1)
  • AA: or shift the background to #7d7d7d (4.59:1)
  • AAA: or shift the background to #9e9e9e (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #210a07 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

#210a07 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #210a07
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 #210a07 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/210a07-c4a59c-62cba4-2d271f-f1e9ec?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