Color

#070321

#070321
hex#070321
rgbrgb(7, 3, 33)
hslhsl(248, 83%, 7%)
oklchoklch(0.137 0.064 282.7)
Closest name: Mysterious Depths (#060929)Relative luminance 0.0022

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1d2103

#030e21 · #160321

#210703 · #032107

Split-complementary

Open in tool →

#211603 · #0e2103

#21030e · #1d2103 · #032116

Contrast

#070321 as textRatioAAAA largeAAAFix
Aaon white
20.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.04:1failfailfail
  • AA: use #7460f0 as the text (4.67:1)
  • AAA: use #988af4 as the text (7.28:1)
  • AA: or shift the background to #787878 (4.56:1)
  • AAA: or shift the background to #999999 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #070321 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

#070321 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #070321
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 #070321 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/070321-a69cc4-dfac4e-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