Color

#156ec6

#156ec6
hex#156ec6
rgbrgb(21, 110, 198)
hslhsl(210, 81%, 43%)
oklchoklch(0.538 0.158 253.4)
Closest name: Campanula (#3473b7)Relative luminance 0.1539

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c66e15

#15c6c6 · #1515c6

#c6156e · #6ec615

Split-complementary

Open in tool →

#c61515 · #c6c615

#c615c6 · #c66e15 · #15c615

Contrast

#156ec6 as textRatioAAAA largeAAAFix
Aaon white
5.15:1passpassfail
  • AAA: use #1159a2 as the text (7.06:1)
Aaon black
4.08:1failpassfail
  • AA: use #1675d4 as the text (4.53:1)
  • AAA: use #4699ec as the text (7.03:1)
  • AA: or shift the background to #f0f0f0 (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 #156ec6 as the background.

Brands using this color

Fonts for this mood

#156ec6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #156ec6
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 #156ec6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/156ec6-9cabc4-df514e-1f202d-e9f1f1?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