Color

#23101f

#23101f
hex#23101f
rgbrgb(35, 16, 31)
hslhsl(313, 37%, 10%)
oklchoklch(0.207 0.041 335.2)
Closest name: Shot in the Dark (#1d0d1d)Relative luminance 0.0083

Colors that go with #23101f

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 →

#102314

#1e1023 · #231015

#1f2310 · #101f23

Split-complementary

Open in tool →

#152310 · #10231e

#231e10 · #102314 · #101523

Contrast

#23101f as textRatioAAAA largeAAAFix
Aaon white
18.02:1passpasspassPasses AAA — no fix needed.
Aaon black
1.17:1failfailfail
  • AA: use #b0549c as the text (4.59:1)
  • AAA: use #c581b6 as the text (7.19:1)
  • AA: or shift the background to #808080 (4.56:1)
  • AAA: or shift the background to #a3a3a3 (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 #23101f 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

#23101f reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #23101f
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 #23101f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/23101f-c19fb5-7ecb62-2d1f24-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