Color

#3e6f8e

#3e6f8e
hex#3e6f8e
rgbrgb(62, 111, 142)
hslhsl(203, 39%, 40%)
oklchoklch(0.52 0.072 238.1)
Closest name: Astral (#376f89)Relative luminance 0.1435

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8e5d3e

#3e8e84 · #3e488e

#8e3e6f · #6f8e3e

Split-complementary

Open in tool →

#8e3e48 · #8e843e

#843e8e · #8e5d3e · #488e3e

Contrast

#3e6f8e as textRatioAAAA largeAAAFix
Aaon white
5.43:1passpassfail
  • AAA: use #335c75 as the text (7.17:1)
Aaon black
3.87:1failpassfail
  • AA: use #447a9c as the text (4.51:1)
  • AAA: use #6a9ebe as the text (7.25:1)
  • AA: or shift the background to #ebebeb (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3e6f8e 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

#3e6f8e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3e6f8e
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 #3e6f8e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e6f8e-9cb0c4-df4e5d-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