# #840be0

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#840be0`
- RGB: rgb(132, 11, 224)
- HSL: hsl(274, 91%, 46%)
- OKLCH: oklch(0.508 0.265 301.1)
- Relative luminance: 0.1053
- Nearest named color: blueviolet (#8a2be2, Δ 2.952) — https://brandsweets.com/colors/blueviolet
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/840be0

## Tints & shades

- Tints (toward white): #9110f4, #9c29f5, #aa46f6, #b55ef7, #c077f9, #cb8ffa, #d7a7fb, #e4c5fc, #efddfd, #fbf5ff
- Shades (toward black): #780acd, #6d09b9, #5e08a1, #53078d, #47067a, #3c0566, #310453, #22033a, #170227, #0b0113

## Harmonies

- Complementary: #67e00b
- Analogous: #190be0, #e00bd2
- Triadic: #e0840b, #0be084
- Split-complementary: #d2e00b, #0be019
- Tetradic: #e0190b, #67e00b, #0bd2e0

## Colors that go with #840be0

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #840be0 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/olive
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #840be0 in 3 real palettes, including ClickUp's brand system and monday.com's brand system, as the supporting colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), monday.com (https://brandsweets.com/colors/brands/monday-com), Stripe (https://brandsweets.com/colors/brands/stripe). — https://brandsweets.com/colors/mediumslateblue
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #840be0's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Yahoo (https://brandsweets.com/colors/brands/yahoo-com), Wayfair (https://brandsweets.com/colors/brands/wayfair-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #840be0 in 3 real palettes, including Superhuman's brand system and Datadog's brand system, as the lead colour. Seen in: Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Datadog (https://brandsweets.com/colors/brands/datadoghq-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/taupe
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #840be0 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Stripe (https://brandsweets.com/colors/brands/stripe). — https://brandsweets.com/colors/teal
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #840be0: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/seagreen
- **Charcoal** #36454f [role] — Charcoal is the text near-black for #840be0: softer than #000 and cool enough to feel like part of the same palette. — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #840be0: two real palettes: Render's brand system and Kraken's brand system, as the supporting colour. Seen in: Render (https://brandsweets.com/colors/brands/render-com), Kraken (https://brandsweets.com/colors/brands/kraken-com). — https://brandsweets.com/colors/deepskyblue

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 6.76:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #810adb (7:1)
- On black (#000000): 3.11:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a53cf6 (4.58:1); AA: background → #d4d4d4 (4.56:1); AAA: text → #c077f9 (7.25:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/840be0-b79cc4-c2cb62-2d1f2d-eae9f1?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#840be0" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.