Color

#236a8b

#236a8b
hex#236a8b
rgbrgb(35, 106, 139)
hslhsl(199, 60%, 34%)
oklchoklch(0.496 0.086 232.7)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1253

Colors that go with #236a8b

Charcoal, Crimson and Royal Blue 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 →

#8b4423

#238b78 · #23368b

#8b236a · #6a8b23

Split-complementary

Open in tool →

#8b2336 · #8b7823

#78238b · #8b4423 · #368b23

Contrast

#236a8b as textRatioAAAA largeAAAFix
Aaon white
5.99:1passpassfail
  • AAA: use #1f5d7a as the text (7.23:1)
Aaon black
3.51:1failpassfail
  • AA: use #297ca3 as the text (4.51:1)
  • AAA: use #3ba0ce as the text (7.11:1)
  • AA: or shift the background to #e0e0e0 (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 #236a8b as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#236a8b reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #236a8b
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 #236a8b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/236a8b-9cb3c4-df4e66-1f232d-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