Color

#507ace

#507ace
hex#507ace
rgbrgb(80, 122, 206)
hslhsl(220, 56%, 56%)
oklchoklch(0.589 0.137 262.8)
Closest name: Flood (#6677bb)Relative luminance 0.2008

Colors that go with #507ace

Charcoal, Sea Green and Copper 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 →

#cea450

#50b9ce · #6550ce

#ce507a · #7ace50

Split-complementary

Open in tool →

#ce6550 · #b9ce50

#ce50b9 · #cea450 · #50ce65

Contrast

#507ace as textRatioAAAA largeAAAFix
Aaon white
4.19:1failpassfail
  • AA: use #4874cb as the text (4.53:1)
  • AAA: use #2e55a3 as the text (7.13:1)
  • AA: or shift the background to #0f0f0f (4.58:1)
Aaon black
5.02:1passpassfail
  • AAA: use #7495d8 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #507ace as the background.

Brands using this color

Fonts for this mood

#507ace reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #507ace
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 #507ace and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/507ace-9ca5c4-df694e-211f2d-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