Color

#398ba2

#398ba2
hex#398ba2
rgbrgb(57, 139, 162)
hslhsl(193, 48%, 43%)
oklchoklch(0.596 0.086 219.5)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2194

Colors that go with #398ba2

Charcoal, Copper and Crimson 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 #398ba2

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a25039

#39a284 · #3957a2

#a2398b · #8ba239

Split-complementary

Open in tool →

#a23957 · #a28439

#8439a2 · #a25039 · #57a239

Contrast

#398ba2 as textRatioAAAA largeAAAFix
Aaon white
3.9:1failpassfail
  • AA: use #347f93 as the text (4.56:1)
  • AAA: use #265e6d as the text (7.23:1)
  • AA: or shift the background to #171717 (4.6:1)
Aaon black
5.39:1passpassfail
  • AAA: use #42a2bd as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #398ba2 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

#398ba2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #398ba2
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 #398ba2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/398ba2-a2b5be-df4e75-1f242d-e9f1ef?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