Color

#040213

#040213
hex#040213
rgbrgb(4, 2, 19)
hslhsl(247, 81%, 4%)
oklchoklch(0.11 0.044 285.6)
Closest name: Obsidian Shard (#060313)Relative luminance 0.0012

Tints & shades

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

Harmonies

Complementary

Open in tool →

#111202

#020812 · #0c0212

#120402 · #021204

Split-complementary

Open in tool →

#120c02 · #081202

#120208 · #111202 · #02120c

Contrast

#040213 as textRatioAAAA largeAAAFix
Aaon white
20.52:1passpasspassPasses AAA — no fix needed.
Aaon black
1.02:1failfailfail
  • AA: use #7262ef as the text (4.71:1)
  • AAA: use #9487f2 as the text (7.01:1)
  • AA: or shift the background to #787878 (4.65:1)
  • AAA: or shift the background to #999999 (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #040213 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

#040213 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #040213
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 #040213 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/040213-a59cc4-dfaa4e-271f2d-e9ecf1?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