Color

#3198ed

#3198ed
hex#3198ed
rgbrgb(49, 152, 237)
hslhsl(207, 84%, 56%)
oklchoklch(0.662 0.156 248.2)
Closest name: Fresh Blue of Bel Air (#069af3)Relative luminance 0.2922

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ed8531

#31ede4 · #313aed

#ed3198 · #98ed31

Split-complementary

Open in tool →

#ed313a · #ede431

#e431ed · #ed8531 · #3aed31

Contrast

#3198ed as textRatioAAAA largeAAAFix
Aaon white
3.07:1failpassfail
  • AA: use #1277ca as the text (4.65:1)
  • AAA: use #0d5b9b as the text (7.03:1)
  • AA: or shift the background to #2b2b2b (4.62:1)
Aaon black
6.84:1passpassfail
  • AAA: use #359bed as the text (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 #3198ed 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

#3198ed reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3198ed
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 #3198ed and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3198ed-9cadc4-df4e53-1f212d-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