Color

#3063bb

#3063bb
hex#3063bb
rgbrgb(48, 99, 187)
hslhsl(218, 59%, 46%)
oklchoklch(0.513 0.149 260.5)
Closest name: God of Rain (#4466cc)Relative luminance 0.1314

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bb8830

#30a8bb · #4330bb

#bb3063 · #63bb30

Split-complementary

Open in tool →

#bb4330 · #a8bb30

#bb30a8 · #bb8830 · #30bb43

Contrast

#3063bb as textRatioAAAA largeAAAFix
Aaon white
5.79:1passpassfail
  • AAA: use #2a56a2 as the text (7.12:1)
Aaon black
3.63:1failpassfail
  • AA: use #4074ce as the text (4.61:1)
  • AAA: use #7198da as the text (7.21:1)
  • AA: or shift the background to #e3e3e3 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3063bb as the background.

Brands using this color

Fonts for this mood

#3063bb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3063bb
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 #3063bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3063bb-9ca6c4-df644e-201f2d-e9f0f1?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