Color

#3c6d86

#3c6d86
hex#3c6d86
rgbrgb(60, 109, 134)
hslhsl(200, 38%, 38%)
oklchoklch(0.511 0.066 232.3)
Closest name: Astral (#376f89)Relative luminance 0.1362

Colors that go with #3c6d86

Charcoal, Royal Blue and Sienna lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#86553c

#3c8679 · #3c4886

#863c6d · #6d863c

Split-complementary

Open in tool →

#863c48 · #86793c

#793c86 · #86553c · #48863c

Contrast

#3c6d86 as textRatioAAAA largeAAAFix
Aaon white
5.64:1passpassfail
  • AAA: use #335c71 as the text (7.22:1)
Aaon black
3.72:1failpassfail
  • AA: use #447c97 as the text (4.58:1)
  • AAA: use #649db9 as the text (7.07:1)
  • AA: or shift the background to #e6e6e6 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c6d86 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

#3c6d86 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c6d86
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

›analyze #3c6d86 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c6d86-9cb2c4-df4e64-1f232d-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