Color

#30181e

#30181e
hex#30181e
rgbrgb(48, 24, 30)
hslhsl(345, 33%, 14%)
oklchoklch(0.245 0.039 4.3)
Closest name: Black Cherry (#2c1620)Relative luminance 0.0138

Colors that go with #30181e

Charcoal, Dark Olive Green 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.

Real palettes that use #30181e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#182f2a

#2f182a · #2f1e18

#1e2f18 · #181e2f

Split-complementary

Open in tool →

#182f1e · #182a2f

#2a2f18 · #182f2a · #1e182f

Contrast

#30181e as textRatioAAAA largeAAAFix
Aaon white
16.47:1passpasspassPasses AAA — no fix needed.
Aaon black
1.28:1failfailfail
  • AA: use #ad5c70 as the text (4.54:1)
  • AAA: use #c18594 as the text (7.05:1)
  • AA: or shift the background to #878787 (4.58:1)
  • AAA: or shift the background to #ababab (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #30181e as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#30181e reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #30181e
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 #30181e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30181e-c49ca1-62cb7e-2d221f-f1e9ef?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