Color

#121e01

#121e01
hex#121e01
rgbrgb(18, 30, 1)
hslhsl(85, 94%, 6%)
oklchoklch(0.216 0.054 128.2)
Closest name: Nightmare (#112211)Relative luminance 0.0106

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0d011e

#1e1b01 · #031e01

#01121e · #1e0112

Split-complementary

Open in tool →

#01031e · #1b011e

#011e1b · #0d011e · #1e0103

Contrast

#121e01 as textRatioAAAA largeAAAFix
Aaon white
17.33:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #508604 as the text (4.75:1)
  • AAA: use #64a805 as the text (7.15:1)
  • AA: or shift the background to #828282 (4.51:1)
  • AAA: or shift the background to #a6a6a6 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #121e01 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

#121e01 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #121e01
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 #121e01 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/121e01-afbea2-4e58df-212d1f-f1f0e9?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