Color

#151f0a

#151f0a
hex#151f0a
rgbrgb(21, 31, 10)
hslhsl(89, 51%, 8%)
oklchoklch(0.223 0.04 130.1)
Closest name: Nightmare (#112211)Relative luminance 0.0116

Colors that go with #151f0a

Charcoal, Sea Green and Slate Blue 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 →

#140a1f

#1f1e0a · #0a1f0a

#0a151f · #1f0a15

Split-complementary

Open in tool →

#0a0a1f · #1e0a1f

#0a1f1e · #140a1f · #1f0a0a

Contrast

#151f0a as textRatioAAAA largeAAAFix
Aaon white
17.04:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #58832a as the text (4.69:1)
  • AAA: use #70a636 as the text (7.2:1)
  • AA: or shift the background to #858585 (4.62:1)
  • AAA: or shift the background to #a6a6a6 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #151f0a 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

#151f0a reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #151f0a
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 #151f0a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/151f0a-adbea2-4e4edf-212d1f-f1f1e9?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