Color
#866bef
#866befrgb(134, 107, 239)hsl(252, 80%, 68%)oklch(0.619 0.19 289)Colors that go with #866bef
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.
Amber #ffbf00
shippedAmber is paired with #866bef in 4 real palettes, including Mastodon hosted on mastodon.social's brand system and Blueprint, as the accent.
Blue #0000ff
shipped8 real palettes, including Qualcomm's brand system and Signal's brand system put Blue beside #866bef, as the accent.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #866bef: 4 real palettes, including Calm's brand system and Blueprint, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #866bef: 4 real palettes, including Linkedin's brand system and Fivetran blue's brand system, as the lead colour.
Light Sky Blue #87cefa
shippedLight Sky Blue is paired with #866bef in 4 real palettes, including Calm's brand system and Sentry's brand system, as the supporting colour.
Midnight Blue #191970
shipped6 real palettes, including Lavender Haze and Discord's brand system put Midnight Blue beside #866bef, as that palette's text colour.
Charcoal #36454f
neutralCharcoal is the text near-black for #866bef: softer than #000 and cool enough to feel like part of the same palette.
Olive Green #808000
complementaryOlive Green sits directly opposite #866bef on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #866bef
Tints & shades
Harmonies
Contrast
| #866bef as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.92:1 | fail | pass | fail | |
Aaon black | 5.36:1 | pass | pass | fail |
|
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #866bef as the background.
Brands using this color
Fonts for this mood
#866bef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
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.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #866bef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/866bef-a99cc4-dfb64e-281f2d-e9ecf1?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md