# #903ff3

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

## Values

- Hex: `#903ff3`
- RGB: rgb(144, 63, 243)
- HSL: hsl(267, 88%, 60%)
- OKLCH: oklch(0.573 0.249 298.5)
- Relative luminance: 0.1596
- Nearest named color: blueviolet (#8a2be2, Δ 4.083) — https://brandsweets.com/colors/blueviolet
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/903ff3

## Tints & shades

- Tints (toward white): #9b52f4, #a666f5, #af74f6, #ba87f7, #c59af9, #d0aefa, #dbc1fb, #e3cffc, #eee2fd, #f9f5fe
- Shades (toward black): #7f22f1, #720feb, #640dce, #580cb6, #4a0a99, #3c087d, #310665, #230548, #170330, #090113

## Harmonies

- Complementary: #a2f33f
- Analogous: #3f48f3, #ea3ff3
- Triadic: #f3903f, #3ff390
- Split-complementary: #f3ea3f, #48f33f
- Tetradic: #f33f48, #a2f33f, #3ff3ea

## Colors that go with #903ff3

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

- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #903ff3'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), Stripe (https://brandsweets.com/colors/brands/stripe), Loom (https://brandsweets.com/colors/brands/loom-com). — https://brandsweets.com/colors/royalblue
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #903ff3 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
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #903ff3: 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
- **Taupe** #483c32 [pool] — Taupe is paired with #903ff3 in 3 real palettes, including Obsidian's brand system and Superhuman's brand system, as that palette's text colour. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Loom (https://brandsweets.com/colors/brands/loom-com). — https://brandsweets.com/colors/taupe
- **Forest Green** #228b22 [harmony: split] — Forest Green is a split-complement of #903ff3: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/forestgreen
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #903ff3: two real palettes: Render's brand system and Calm's brand system, as the supporting colour. Seen in: Render (https://brandsweets.com/colors/brands/render-com), Calm (https://brandsweets.com/colors/brands/calm-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #903ff3: two real palettes: Linkedin's brand system and Hasbro's brand system, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Light Sea Green** #20b2aa [pool] — Light Sea Green shows up next to #903ff3 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

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

- On white (#ffffff): 5.01:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #720feb (7.04:1)
- On black (#000000): 4.19:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #9649f3 (4.54:1); AA: background → #f5f5f5 (4.6:1); AAA: text → #b47ef7 (7.27:1)

## Brands using this color

- **Twitch** — primary #9444fc (Δ 1.759) — https://brandsweets.com/colors/brands/twitch-tv

## 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/903ff3-b39cc4-dfda4e-2c1f2d-e9eaf1?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: "#903ff3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.