Color

#421a10

#421a10
hex#421a10
rgbrgb(66, 26, 16)
hslhsl(12, 61%, 16%)
oklchoklch(0.275 0.065 35.2)
Closest name: Délicieux au Chocolat (#412010)Relative luminance 0.0193

Colors that go with #421a10

Charcoal, Sea Green and Sienna 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 →

#103842

#42101f · #423310

#10421a · #1a1042

Split-complementary

Open in tool →

#104233 · #101f42

#1f4210 · #103842 · #331042

Contrast

#421a10 as textRatioAAAA largeAAAFix
Aaon white
15.14:1passpasspassPasses AAA — no fix needed.
Aaon black
1.39:1failfailfail
  • AA: use #c54e30 as the text (4.51:1)
  • AAA: use #da7e67 as the text (7.16:1)
  • AA: or shift the background to #8c8c8c (4.5:1)
  • AAA: or shift the background to #b3b3b3 (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #421a10 as the background.

Brands using this color

Fonts for this mood

#421a10 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #421a10
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 #421a10 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/421a10-c4a99c-62cbad-2d281f-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