Color

#507ab4

#507ab4
hex#507ab4
rgbrgb(80, 122, 180)
hslhsl(215, 40%, 51%)
oklchoklch(0.575 0.102 256.7)
Closest name: Blue Triumph (#4376ab)Relative luminance 0.1892

Colors that go with #507ab4

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 →

#b48a50

#50acb4 · #5850b4

#b4507a · #7ab450

Split-complementary

Open in tool →

#b45850 · #acb450

#b450ac · #b48a50 · #50b458

Contrast

#507ab4 as textRatioAAAA largeAAAFix
Aaon white
4.39:1failpassfail
  • AA: use #4d77b3 as the text (4.56:1)
  • AAA: use #3a5a88 as the text (7:1)
  • AA: or shift the background to #0a0a0a (4.51:1)
Aaon black
4.78:1passpassfail
  • AAA: use #7798c5 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #507ab4 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

#507ab4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #507ab4
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 #507ab4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/507ab4-9ca8c4-df5d4e-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