Color

#5876da

#5876da
hex#5876da
rgbrgb(88, 118, 218)
hslhsl(226, 64%, 60%)
oklchoklch(0.593 0.156 268.7)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.2009

Colors that go with #5876da

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 →

#dabc58

#58b7da · #7b58da

#da5876 · #76da58

Split-complementary

Open in tool →

#da7b58 · #b7da58

#da58b7 · #dabc58 · #58da7b

Contrast

#5876da as textRatioAAAA largeAAAFix
Aaon white
4.18:1failpassfail
  • AA: use #4f6fd8 as the text (4.57:1)
  • AAA: use #2a4dc0 as the text (7.19:1)
  • AA: or shift the background to #0f0f0f (4.58:1)
Aaon black
5.02:1passpassfail
  • AAA: use #7992e2 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5876da as the background.

Brands using this color

Fonts for this mood

#5876da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5876da
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 #5876da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5876da-9ca1c4-df774e-221f2d-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