Color

#3d98c2

#3d98c2
hex#3d98c2
rgbrgb(61, 152, 194)
hslhsl(199, 52%, 50%)
oklchoklch(0.643 0.106 231.8)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2734

Colors that go with #3d98c2

Charcoal, Amber and Cobalt Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #3d98c2

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c2673d

#3dc2a9 · #3d56c2

#c23d98 · #98c23d

Split-complementary

Open in tool →

#c23d56 · #c2a93d

#a93dc2 · #c2673d · #56c23d

Contrast

#3d98c2 as textRatioAAAA largeAAAFix
Aaon white
3.25:1failpassfail
  • AA: use #327c9f as the text (4.65:1)
  • AAA: use #265e78 as the text (7.11:1)
  • AA: or shift the background to #262626 (4.66:1)
Aaon black
6.47:1passpassfail
  • AAA: use #4da0c7 as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3d98c2 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

#3d98c2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3d98c2
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3d98c2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d98c2-9cb3c4-df4e66-1f232d-e9f1f0?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