# #b558e4

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

## Values

- Hex: `#b558e4`
- RGB: rgb(181, 88, 228)
- HSL: hsl(280, 72%, 62%)
- OKLCH: oklch(0.633 0.213 312.5)
- Relative luminance: 0.224
- Nearest named color: mediumorchid (#ba55d3, Δ 2.743) — https://brandsweets.com/colors/mediumorchid
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/b558e4

## Tints & shades

- Tints (toward white): #bd6ae7, #c377e9, #cb89ec, #d096ee, #d8a7f1, #e0b9f4, #e6c6f6, #eed8f9, #f3e5fb, #fbf6fe
- Shades (toward black): #aa3ee0, #9e24db, #8e20c5, #7b1cab, #681891, #551376, #420f5c, #330b46, #20072c, #0d0312

## Harmonies

- Complementary: #87e458
- Analogous: #7058e4, #e458cd
- Triadic: #e4b558, #58e4b5
- Split-complementary: #cde458, #58e470
- Tetradic: #e47058, #87e458, #58cde4

## Colors that go with #b558e4

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 #b558e4 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 #b558e4: 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
- **Dark Goldenrod** #b8860b [harmony: split] — Dark Goldenrod is a split-complement of #b558e4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/darkgoldenrod
- **Medium Sea Green** #3cb371 [harmony: split] — Medium Sea Green is a split-complement of #b558e4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/mediumseagreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #b558e4: two real palettes: Hasbro's brand system and Linkedin's brand system, as the supporting colour. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Linkedin (https://brandsweets.com/colors/brands/linkedin-com). — https://brandsweets.com/colors/denim
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #b558e4 in two real palettes: monday.com's brand system and Mastodon hosted on mastodon.social's brand system, as the lead colour. Seen in: monday.com (https://brandsweets.com/colors/brands/monday-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/mediumslateblue
- **Taupe** #483c32 [pool] — Taupe is paired with #b558e4 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
- **Copper** #b87333 [harmony: triadic] — Copper completes a triad with #b558e4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/copper

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

- On white (#ffffff): 3.83:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #ac42e0 (4.56:1); AA: background → #1a1a1a (4.54:1); AAA: text → #881fbd (7.05:1)
- On black (#000000): 5.48:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #c377e9 (7.14:1)

## 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/b558e4-b99fc1-b8cb62-2d1f2c-ebe9f1?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: "#b558e4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.