# #b428fb

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

## Values

- Hex: `#b428fb`
- RGB: rgb(180, 40, 251)
- HSL: hsl(280, 96%, 57%)
- OKLCH: oklch(0.604 0.283 309.9)
- Relative luminance: 0.1819
- Nearest named color: Magento (#bf3cff, Δ 3.29) — https://brandsweets.com/colors/magento
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/b428fb

## Tints & shades

- Tints (toward white): #bb3cfb, #c250fb, #c964fc, #d078fc, #d991fd, #e0a5fd, #e7b9fe, #eecdfe, #f5e1fe, #fcf5ff
- Shades (toward black): #ac0ffa, #9b05e6, #8a04cd, #7904b4, #68039b, #54037d, #430264, #32024b, #1e012d, #0d0014

## Harmonies

- Complementary: #6efb28
- Analogous: #4b28fb, #fb28d8
- Triadic: #fbb428, #28fbb4
- Split-complementary: #d8fb28, #28fb4b
- Tetradic: #fb4b28, #6efb28, #28d8fb

## Colors that go with #b428fb

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 #b428fb 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 #b428fb: 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
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #b428fb: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #b428fb: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/seagreen
- **Medium Slate Blue** #7b68ee [harmony, pool: analogous] — Medium Slate Blue is #b428fb's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: monday.com (https://brandsweets.com/colors/brands/monday-com). — https://brandsweets.com/colors/mediumslateblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #b428fb: 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
- **Light Sea Green** #20b2aa [pool] — Light Sea Green shows up next to #b428fb in two real palettes: Taco Bell's brand system and Circuit, as the accent. Seen in: Taco Bell (https://brandsweets.com/colors/brands/tacobell-com), Circuit (https://brandsweets.com/palettes/technical#circuit). — https://brandsweets.com/colors/lightseagreen
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #b428fb in two real palettes: Loom's brand system and Yahoo's brand system, as the lead colour. Seen in: Loom (https://brandsweets.com/colors/brands/loom-com), Yahoo (https://brandsweets.com/colors/brands/yahoo-com). — https://brandsweets.com/colors/royalblue

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

- On white (#ffffff): 4.53:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #8a04cd (7.05:1)
- On black (#000000): 4.64:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #cd6efc (7.23:1)

## 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/b428fb-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: "#b428fb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.