Color

#201231

#201231
hex#201231
rgbrgb(32, 18, 49)
hslhsl(267, 46%, 13%)
oklchoklch(0.219 0.06 302.6)
Closest name: Midnight Monarch (#1c0f33)Relative luminance 0.0096

Colors that go with #201231

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 →

#233012

#121330 · #2f1230

#302012 · #123020

Split-complementary

Open in tool →

#302f12 · #133012

#301213 · #233012 · #12302f

Contrast

#201231 as textRatioAAAA largeAAAFix
Aaon white
17.61:1passpasspassPasses AAA — no fix needed.
Aaon black
1.19:1failfailfail
  • AA: use #8c5fc4 as the text (4.55:1)
  • AAA: use #aa88d3 as the text (7.17:1)
  • AA: or shift the background to #828282 (4.58:1)
  • AAA: or shift the background to #a6a6a6 (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #201231 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

#201231 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #201231
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 #201231 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/201231-b39cc4-dfda4e-2c1f2d-e9eaf1?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