Color

#07210c

#07210c
hex#07210c
rgbrgb(7, 33, 12)
hslhsl(132, 65%, 8%)
oklchoklch(0.221 0.051 147.6)
Closest name: Nightmare (#112211)Relative luminance 0.0116

Colors that go with #07210c

Blue Violet, Charcoal and Royal Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#22071c

#0f2207 · #07221a

#0c0722 · #220c07

Split-complementary

Open in tool →

#1a0722 · #22070f

#070f22 · #22071c · #221a07

Contrast

#07210c as textRatioAAAA largeAAAFix
Aaon white
17.05:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #1d8732 as the text (4.56:1)
  • AAA: use #25ad40 as the text (7.13:1)
  • AA: or shift the background to #858585 (4.62:1)
  • AAA: or shift the background to #a6a6a6 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #07210c 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

#07210c reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #07210c
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #07210c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/07210c-a2beab-b64edf-1f2d28-ecf1e9?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