Color

#356b82

#356b82
hex#356b82
rgbrgb(53, 107, 130)
hslhsl(198, 42%, 36%)
oklchoklch(0.501 0.068 228.2)
Closest name: Astral (#376f89)Relative luminance 0.1288

Colors that go with #356b82

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 →

#824c35

#358273 · #354582

#82356b · #6b8235

Split-complementary

Open in tool →

#823545 · #827335

#733582 · #824c35 · #458235

Contrast

#356b82 as textRatioAAAA largeAAAFix
Aaon white
5.87:1passpassfail
  • AAA: use #2e5c70 as the text (7.29:1)
Aaon black
3.58:1failpassfail
  • AA: use #3e7d98 as the text (4.59:1)
  • AAA: use #5ca0bc as the text (7.21:1)
  • AA: or shift the background to #e3e3e3 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #356b82 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

#356b82 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #356b82
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 #356b82 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/356b82-9cb3c4-df4e69-1f232d-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