Color

#837ffa

#837ffa
hex#837ffa
rgbrgb(131, 127, 250)
hslhsl(242, 92%, 74%)
oklchoklch(0.659 0.178 281.8)
Closest name: Orchid (#7a81ff)Relative luminance 0.2691

Colors that go with #837ffa

Amber, Blue and Deep Sky Blue 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 →

#f6fa80

#80b9fa · #c180fa

#fa8480 · #80fa84

Split-complementary

Open in tool →

#fac180 · #b9fa80

#fa80b9 · #f6fa80 · #80fac1

Contrast

#837ffa as textRatioAAAA largeAAAFix
Aaon white
3.29:1failpassfail
  • AA: use #635df8 as the text (4.72:1)
  • AAA: use #3831f6 as the text (7.15:1)
  • AA: or shift the background to #262626 (4.6:1)
Aaon black
6.38:1passpassfail
  • AAA: use #8d89fa as the text (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #837ffa as the background.

Brands using this color

Fonts for this mood

#837ffa reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #837ffa
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 #837ffa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/837ffa-a29cc4-df9e4e-261f2d-e9edf1?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