Color

#728fbb

#728fbb
hex#728fbb
rgbrgb(114, 143, 187)
hslhsl(216, 35%, 59%)
oklchoklch(0.645 0.074 258.6)
Closest name: Galactic Gossamer (#7f8cb8)Relative luminance 0.2681

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bb9e72

#72b4bb · #7972bb

#bb728f · #8fbb72

Split-complementary

Open in tool →

#bb7972 · #b4bb72

#bb72b4 · #bb9e72 · #72bb79

Contrast

#728fbb as textRatioAAAA largeAAAFix
Aaon white
3.3:1failpassfail
  • AA: use #5377ac as the text (4.56:1)
  • AAA: use #3d587f as the text (7.24:1)
  • AA: or shift the background to #262626 (4.58:1)
Aaon black
6.36:1passpassfail
  • AAA: use #7c97c0 as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #728fbb 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

#728fbb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #728fbb
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 #728fbb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/728fbb-9ca7c4-df5f4e-201f2d-e9f0f1?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