Color

#230b1f

#230b1f
hex#230b1f
rgbrgb(35, 11, 31)
hslhsl(310, 52%, 9%)
oklchoklch(0.198 0.052 334.1)
Closest name: Shot in the Dark (#1d0d1d)Relative luminance 0.007

Colors that go with #230b1f

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 →

#0b230f

#1b0b23 · #230b13

#1f230b · #0b1f23

Split-complementary

Open in tool →

#13230b · #0b231b

#231b0b · #0b230f · #0b1323

Contrast

#230b1f as textRatioAAAA largeAAAFix
Aaon white
18.44:1passpasspassPasses AAA — no fix needed.
Aaon black
1.14:1failfailfail
  • AA: use #c23dac as the text (4.56:1)
  • AAA: use #d373c3 as the text (7.01:1)
  • AA: or shift the background to #808080 (4.67:1)
  • AAA: or shift the background to #a1a1a1 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #230b1f 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

#230b1f reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #230b1f
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 #230b1f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/230b1f-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