Color

#01231e

#01231e
hex#01231e
rgbrgb(1, 35, 30)
hslhsl(171, 94%, 7%)
oklchoklch(0.23 0.04 181)
Closest name: Nightmare (#112211)Relative luminance 0.013

Colors that go with #01231e

Blue Violet, Charcoal and Rust 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 →

#230106

#01230d · #011723

#1e0123 · #231e01

Split-complementary

Open in tool →

#230117 · #230d01

#0d0123 · #230106 · #172301

Contrast

#01231e as textRatioAAAA largeAAAFix
Aaon white
16.66:1passpasspassPasses AAA — no fix needed.
Aaon black
1.26:1failfailfail
  • AA: use #048672 as the text (4.66:1)
  • AAA: use #05a890 as the text (7.01:1)
  • AA: or shift the background to #858585 (4.52:1)
  • AAA: or shift the background to #a8a8a8 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #01231e 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

#01231e reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #01231e
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 #01231e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/01231e-a2bebd-d459a7-1f292d-e9f1ec?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