Color

#3a6782

#3a6782
hex#3a6782
rgbrgb(58, 103, 130)
hslhsl(203, 38%, 37%)
oklchoklch(0.493 0.066 236.5)
Closest name: Astral (#376f89)Relative luminance 0.1221

Tints & shades

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

Harmonies

Complementary

Open in tool →

#82563a

#3a827a · #3a4382

#823a67 · #67823a

Split-complementary

Open in tool →

#823a43 · #827a3a

#7a3a82 · #82563a · #43823a

Contrast

#3a6782 as textRatioAAAA largeAAAFix
Aaon white
6.1:1passpassfail
  • AAA: use #345c74 as the text (7.17:1)
Aaon black
3.44:1failpassfail
  • AA: use #467a9b as the text (4.52:1)
  • AAA: use #6b9dbd as the text (7.18:1)
  • AA: or shift the background to #dedede (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 #3a6782 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

#3a6782 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3a6782
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 #3a6782 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a6782-9cb0c4-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