Color

#031212

#031212
hex#031212
rgbrgb(3, 18, 18)
hslhsl(180, 71%, 4%)
oklchoklch(0.168 0.023 195.2)
Closest name: Jedi Night (#041108)Relative luminance 0.005

Tints & shades

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

Harmonies

Complementary

Open in tool →

#110303

#03110a · #030a11

#110311 · #111103

Split-complementary

Open in tool →

#11030a · #110a03

#0a0311 · #110303 · #0a1103

Contrast

#031212 as textRatioAAAA largeAAAFix
Aaon white
19.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.1:1failfailfail
  • AA: use #168383 as the text (4.61:1)
  • AAA: use #1ca6a6 as the text (7.05:1)
  • AA: or shift the background to #7d7d7d (4.64:1)
  • AAA: or shift the background to #9e9e9e (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #031212 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#031212 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #031212
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 #031212 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/031212-a2bbbe-d45994-1f272d-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