Color

#38638f

#38638f
hex#38638f
rgbrgb(56, 99, 143)
hslhsl(210, 44%, 39%)
oklchoklch(0.489 0.086 250.5)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1175

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8f6338

#388f8f · #38388f

#8f3863 · #638f38

Split-complementary

Open in tool →

#8f3838 · #8f8f38

#8f388f · #8f6338 · #388f38

Contrast

#38638f as textRatioAAAA largeAAAFix
Aaon white
6.27:1passpassfail
  • AAA: use #325981 as the text (7.29:1)
Aaon black
3.35:1failpassfail
  • AA: use #4378ad as the text (4.53:1)
  • AAA: use #6c99c6 as the text (7.01:1)
  • AA: or shift the background to #dbdbdb (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #38638f 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

#38638f reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #38638f
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 #38638f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/38638f-9cabc4-df514e-1f202d-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