Color

#121c1b

#121c1b
hex#121c1b
rgbrgb(18, 28, 27)
hslhsl(174, 22%, 9%)
oklchoklch(0.216 0.015 188.5)
Closest name: Black Stallion (#0e191c)Relative luminance 0.0104

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1c1213

#121c16 · #12181c

#1b121c · #1c1b12

Split-complementary

Open in tool →

#1c1218 · #1c1612

#16121c · #1c1213 · #181c12

Contrast

#121c1b as textRatioAAAA largeAAAFix
Aaon white
17.39:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #52807b as the text (4.73:1)
  • AAA: use #6aa09a as the text (7.11:1)
  • AA: or shift the background to #828282 (4.52:1)
  • AAA: or shift the background to #a6a6a6 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #121c1b as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#121c1b reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #121c1b
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 #121c1b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/121c1b-a2bebe-d459a1-1f292d-e9f1ed?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