Color

#39708e

#39708e
hex#39708e
rgbrgb(57, 112, 142)
hslhsl(201, 43%, 39%)
oklchoklch(0.52 0.075 234.6)
Closest name: Astral (#376f89)Relative luminance 0.1441

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8e5739

#398e81 · #39468e

#8e3970 · #708e39

Split-complementary

Open in tool →

#8e3946 · #8e8139

#81398e · #8e5739 · #468e39

Contrast

#39708e as textRatioAAAA largeAAAFix
Aaon white
5.41:1passpassfail
  • AAA: use #2f5c75 as the text (7.22:1)
Aaon black
3.88:1failpassfail
  • AA: use #3f7c9d as the text (4.58:1)
  • AAA: use #5f9dbf as the text (7.06:1)
  • AA: or shift the background to #ebebeb (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #39708e 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

#39708e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #39708e
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 #39708e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/39708e-9cb1c4-df4e62-1f222d-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