Color

#30182c

#30182c
hex#30182c
rgbrgb(48, 24, 44)
hslhsl(310, 33%, 14%)
oklchoklch(0.251 0.05 333.3)
Closest name: Nightly Voyager (#391531)Relative luminance 0.0146

Colors that go with #30182c

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#182f1c

#28182f · #2f1820

#2c2f18 · #182c2f

Split-complementary

Open in tool →

#202f18 · #182f28

#2f2818 · #182f1c · #18202f

Contrast

#30182c as textRatioAAAA largeAAAFix
Aaon white
16.25:1passpasspassPasses AAA — no fix needed.
Aaon black
1.29:1failfailfail
  • AA: use #ab599e as the text (4.65:1)
  • AAA: use #c082b5 as the text (7.1:1)
  • AA: or shift the background to #878787 (4.52:1)
  • AAA: or shift the background to #ababab (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #30182c 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

#30182c reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #30182c
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 #30182c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30182c-c19fb7-83cb62-2d1f25-efe9f1?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