Color

#2176ab

#2176ab
hex#2176ab
rgbrgb(33, 118, 171)
hslhsl(203, 68%, 40%)
oklchoklch(0.542 0.114 241.6)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1622

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ab5621

#21ab9b · #2131ab

#ab2176 · #76ab21

Split-complementary

Open in tool →

#ab2131 · #ab9b21

#9b21ab · #ab5621 · #31ab21

Contrast

#2176ab as textRatioAAAA largeAAAFix
Aaon white
4.95:1passpassfail
  • AAA: use #195c85 as the text (7.21:1)
Aaon black
4.24:1failpassfail
  • AA: use #227cb4 as the text (4.61:1)
  • AAA: use #3e9eda as the text (7.11:1)
  • AA: or shift the background to #f5f5f5 (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 #2176ab as the background.

Brands using this color

Fonts for this mood

#2176ab reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2176ab
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 #2176ab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2176ab-9cb0c4-df4e5d-1f222d-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