Color

#1507cf

#1507cf
hex#1507cf
rgbrgb(21, 7, 207)
hslhsl(244, 93%, 42%)
oklchoklch(0.394 0.262 266.6)
Closest name: mediumblue (#0000cd)Relative luminance 0.0482

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c1cf07

#075ecf · #7807cf

#cf1507 · #07cf15

Split-complementary

Open in tool →

#cf7807 · #5ecf07

#cf075e · #c1cf07 · #07cf78

Contrast

#1507cf as textRatioAAAA largeAAAFix
Aaon white
10.7:1passpasspassPasses AAA — no fix needed.
Aaon black
1.96:1failfailfail
  • AA: use #675df9 as the text (4.51:1)
  • AAA: use #9089fb as the text (7.16:1)
  • AA: or shift the background to #ababab (4.66:1)
  • AAA: or shift the background to #d1d1d1 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1507cf as the background.

Brands using this color

Fonts for this mood

#1507cf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1507cf
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 #1507cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1507cf-a39cc4-dfa24e-261f2d-e9edf1?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