Color

#0729cf

#0729cf
hex#0729cf
rgbrgb(7, 41, 207)
hslhsl(230, 93%, 42%)
oklchoklch(0.417 0.247 264.7)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0614

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cfae07

#078ccf · #4a07cf

#cf0729 · #29cf07

Split-complementary

Open in tool →

#cf4a07 · #8ccf07

#cf078c · #cfae07 · #07cf4a

Contrast

#0729cf as textRatioAAAA largeAAAFix
Aaon white
9.43:1passpasspassPasses AAA — no fix needed.
Aaon black
2.23:1failfailfail
  • AA: use #4966f8 as the text (4.54:1)
  • AAA: use #7a8ffa as the text (7.14:1)
  • AA: or shift the background to #b5b5b5 (4.6:1)
  • AAA: or shift the background to #dedede (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 #0729cf 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

#0729cf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0729cf
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 #0729cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0729cf-9c9ec4-df814e-231f2d-e9eef1?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