# #b563e9

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

## Values

- Hex: `#b563e9`
- RGB: rgb(181, 99, 233)
- HSL: hsl(277, 75%, 65%)
- OKLCH: oklch(0.651 0.202 310.2)
- Relative luminance: 0.2463
- Nearest named color: Lavender (#b56edc, Δ 3.292) — https://brandsweets.com/colors/lavender-2
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/b563e9

## Tints & shades

- Tints (toward white): #bc70eb, #c482ed, #ca8fef, #d19df1, #d9aff4, #dfbcf5, #e6c9f7, #ecd7f9, #f4e9fc, #fbf6fe
- Shades (toward black): #a948e5, #9c2de1, #8d1ed2, #7b1ab7, #69169c, #54127d, #420e62, #300a47, #1e062d, #0c0312

## Harmonies

- Complementary: #96e963
- Analogous: #7263e9, #e963d9
- Triadic: #e9b563, #63e9b5
- Split-complementary: #d9e963, #63e972
- Tetradic: #e97263, #96e963, #63d9e9

## Colors that go with #b563e9

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

- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #b563e9 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/olivedrab
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #b563e9: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony: split] — Medium Sea Green is a split-complement of #b563e9: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/mediumseagreen
- **Dark Goldenrod** #b8860b [harmony: split] — Dark Goldenrod is a split-complement of #b563e9: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/darkgoldenrod
- **Amber** #ffbf00 [pool] — Amber is paired with #b563e9 in two real palettes: Mastodon hosted on mastodon.social's brand system and Blueprint, as the accent. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/amber
- **Light Sea Green** #20b2aa [pool] — Light Sea Green shows up next to #b563e9 in two real palettes: Netlify's brand system and Taco Bell's brand system, as the lead colour. Seen in: Netlify (https://brandsweets.com/colors/brands/netlify-com), Taco Bell (https://brandsweets.com/colors/brands/tacobell-com). — https://brandsweets.com/colors/lightseagreen
- **Taupe** #483c32 [pool] — Taupe is paired with #b563e9 in two real palettes: Loom's brand system and Obsidian's brand system, as that palette's text colour. Seen in: Loom (https://brandsweets.com/colors/brands/loom-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/taupe
- **Cadet Blue** #5f9ea0 [harmony: triadic] — Cadet Blue completes a triad with #b563e9 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/cadetblue

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

- On white (#ffffff): 3.54:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a744e4 (4.57:1); AA: background → #212121 (4.54:1); AAA: text → #841cc4 (7.13:1)
- On black (#000000): 5.93:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #c079ec (7.19:1)

## 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/b563e9-b99cc4-bdcb62-2d1f2c-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: "#b563e9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.