Color

#3080cf

#3080cf
hex#3080cf
rgbrgb(48, 128, 207)
hslhsl(210, 62%, 50%)
oklchoklch(0.59 0.143 251.4)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.2057

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cf8030

#30cfcf · #3030cf

#cf3080 · #80cf30

Split-complementary

Open in tool →

#cf3030 · #cfcf30

#cf30cf · #cf8030 · #30cf30

Contrast

#3080cf as textRatioAAAA largeAAAFix
Aaon white
4.11:1failpassfail
  • AA: use #2e78c2 as the text (4.58:1)
  • AAA: use #225991 as the text (7.23:1)
  • AA: or shift the background to #121212 (4.56:1)
Aaon black
5.11:1passpassfail
  • AAA: use #5e9cd9 as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3080cf as the background.

Brands using this color

Fonts for this mood

#3080cf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3080cf
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 #3080cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3080cf-9cabc4-df514e-1f202d-e9f1f1?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