Color

#42130b

#42130b
hex#42130b
rgbrgb(66, 19, 11)
hslhsl(9, 71%, 15%)
oklchoklch(0.263 0.075 32)
Closest name: English Breakfast (#441111)Relative luminance 0.0165

Colors that go with #42130b

Charcoal, Royal Blue and Sea Green 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 →

#0b3941

#410b1e · #412e0b

#0b4113 · #130b41

Split-complementary

Open in tool →

#0b412e · #0b1e41

#1e410b · #0b3941 · #2e0b41

Contrast

#42130b as textRatioAAAA largeAAAFix
Aaon white
15.79:1passpasspassPasses AAA — no fix needed.
Aaon black
1.33:1failfailfail
  • AA: use #d63f24 as the text (4.6:1)
  • AAA: use #e47662 as the text (7.07:1)
  • AA: or shift the background to #8a8a8a (4.57:1)
  • AAA: or shift the background to #adadad (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #42130b as the background.

Brands using this color

Fonts for this mood

#42130b reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #42130b
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 #42130b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42130b-c4a79c-62cba8-2d271f-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