Color

#5977ab

#5977ab
hex#5977ab
rgbrgb(89, 119, 171)
hslhsl(218, 33%, 51%)
oklchoklch(0.568 0.088 261)
Closest name: Blue Triumph (#4376ab)Relative luminance 0.1826

Colors that go with #5977ab

Charcoal, Sea Green and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ab8d59

#59a0ab · #6459ab

#ab5977 · #77ab59

Split-complementary

Open in tool →

#ab6459 · #a0ab59

#ab59a0 · #ab8d59 · #59ab64

Contrast

#5977ab as textRatioAAAA largeAAAFix
Aaon white
4.51:1passpassfail
  • AAA: use #415881 as the text (7.15:1)
Aaon black
4.65:1passpassfail
  • AAA: use #8298c0 as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5977ab as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #5977ab
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #5977ab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5977ab-9ca6c4-df644e-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