Color

#0c0213

#0c0213
hex#0c0213
rgbrgb(12, 2, 19)
hslhsl(275, 81%, 4%)
oklchoklch(0.125 0.046 312)
Closest name: Obsidian Shard (#060313)Relative luminance 0.0017

Tints & shades

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

Harmonies

Complementary

Open in tool →

#091202

#030212 · #120211

#120c02 · #02120c

Split-complementary

Open in tool →

#111202 · #021203

#120302 · #091202 · #021112

Contrast

#0c0213 as textRatioAAAA largeAAAFix
Aaon white
20.31:1passpasspassPasses AAA — no fix needed.
Aaon black
1.03:1failfailfail
  • AA: use #a542eb as the text (4.58:1)
  • AAA: use #bf79f1 as the text (7.22:1)
  • AA: or shift the background to #787878 (4.6:1)
  • AAA: or shift the background to #999999 (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 #0c0213 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

#0c0213 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0c0213
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 #0c0213 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0c0213-b89cc4-c0cb62-2d1f2d-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