Color

#156eb7

#156eb7
hex#156eb7
rgbrgb(21, 110, 183)
hslhsl(207, 79%, 40%)
oklchoklch(0.528 0.139 249.6)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1473

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b75e15

#15b7af · #151db7

#b7156e · #6eb715

Split-complementary

Open in tool →

#b7151d · #b7af15

#af15b7 · #b75e15 · #1db715

Contrast

#156eb7 as textRatioAAAA largeAAAFix
Aaon white
5.32:1passpassfail
  • AAA: use #125b97 as the text (7.07:1)
Aaon black
3.95:1failpassfail
  • AA: use #1879c9 as the text (4.62:1)
  • AAA: use #3f9ce9 as the text (7.14:1)
  • AA: or shift the background to #ededed (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #156eb7 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

#156eb7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #156eb7
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 #156eb7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/156eb7-9cadc4-df4e53-1f212d-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