Color

#121f05

#121f05
hex#121f05
rgbrgb(18, 31, 5)
hslhsl(90, 72%, 7%)
oklchoklch(0.22 0.049 131.3)
Closest name: Nightmare (#112211)Relative luminance 0.0112

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#12051f

#1f1f05 · #051f05

#05121f · #1f0512

Split-complementary

Open in tool →

#05051f · #1f051f

#051f1f · #12051f · #1f0505

Contrast

#121f05 as textRatioAAAA largeAAAFix
Aaon white
17.16:1passpasspassPasses AAA — no fix needed.
Aaon black
1.22:1failfailfail
  • AA: use #4d8415 as the text (4.63:1)
  • AAA: use #61a71b as the text (7.05:1)
  • AA: or shift the background to #858585 (4.65:1)
  • AAA: or shift the background to #a6a6a6 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #121f05 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

#121f05 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #121f05
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #121f05 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/121f05-adbea2-514edf-202d1f-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