Color

#728bcb

#728bcb
hex#728bcb
rgbrgb(114, 139, 203)
hslhsl(223, 46%, 62%)
oklchoklch(0.644 0.101 267.3)
Closest name: Galactic Gossamer (#7f8cb8)Relative luminance 0.2635

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cbb172

#72b7cb · #8572cb

#cb728b · #8bcb72

Split-complementary

Open in tool →

#cb8572 · #b7cb72

#cb72b7 · #cbb172 · #72cb85

Contrast

#728bcb as textRatioAAAA largeAAAFix
Aaon white
3.35:1failpassfail
  • AA: use #5472c0 as the text (4.62:1)
  • AAA: use #3a569c as the text (7.02:1)
  • AA: or shift the background to #262626 (4.52:1)
Aaon black
6.27:1passpassfail
  • AAA: use #7d94cf as the text (7.01:1)

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

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

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

tool url/palettes/new/728bcb-9ca3c4-df704e-211f2d-e9eff1?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