Color

#12021d

#12021d
hex#12021d
rgbrgb(18, 2, 29)
hslhsl(276, 87%, 6%)
oklchoklch(0.146 0.062 309.9)
Closest name: Glossy Black (#110011)Relative luminance 0.0026

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0d1d02

#05021d · #1d021a

#1d1202 · #021d12

Split-complementary

Open in tool →

#1a1d02 · #021d05

#1d0502 · #0d1d02 · #021a1d

Contrast

#12021d as textRatioAAAA largeAAAFix
Aaon white
19.96:1passpasspassPasses AAA — no fix needed.
Aaon black
1.05:1failfailfail
  • AA: use #a93bf1 as the text (4.58:1)
  • AAA: use #c275f5 as the text (7.16:1)
  • AA: or shift the background to #787878 (4.52:1)
  • AAA: or shift the background to #999999 (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 #12021d 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

#12021d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #12021d
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 #12021d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12021d-b99cc4-bfcb62-2d1f2d-eae9f1?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