Color

#388eb2

#388eb2
hex#388eb2
rgbrgb(56, 142, 178)
hslhsl(198, 52%, 46%)
oklchoklch(0.61 0.098 229.3)
Closest name: Blue Moon (#3992a8)Relative luminance 0.234

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b25d38

#38b29a · #3851b2

#b2388e · #8eb238

Split-complementary

Open in tool →

#b23851 · #b29a38

#9a38b2 · #b25d38 · #51b238

Contrast

#388eb2 as textRatioAAAA largeAAAFix
Aaon white
3.7:1failpassfail
  • AA: use #327e9f as the text (4.54:1)
  • AAA: use #265f78 as the text (7.02:1)
  • AA: or shift the background to #1c1c1c (4.61:1)
Aaon black
5.68:1passpassfail
  • AAA: use #49a0c5 as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #388eb2 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#388eb2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #388eb2
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 #388eb2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/388eb2-9cb3c4-df4e69-1f232d-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