# #803cf6

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

## Values

- Hex: `#803cf6`
- RGB: rgb(128, 60, 246)
- HSL: hsl(262, 91%, 60%)
- OKLCH: oklch(0.555 0.254 292.7)
- Relative luminance: 0.1447
- Nearest named color: blueviolet (#8a2be2, Δ 4.382) — https://brandsweets.com/colors/blueviolet
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/803cf6

## Tints & shades

- Tints (toward white): #8d50f7, #9a63f8, #a372f8, #b085f9, #bc99fa, #c9acfb, #d6c0fc, #dfcefd, #ece2fe, #f9f5ff
- Shades (toward black): #6d1ff4, #5f0bef, #530ad1, #4909b9, #3e079c, #32067f, #290566, #1d0349, #130231, #080113

## Harmonies

- Complementary: #b2f63c
- Analogous: #3c55f6, #dd3cf6
- Triadic: #f6803c, #3cf680
- Split-complementary: #f6dd3c, #55f63c
- Tetradic: #f63c55, #b2f63c, #3cf6dd

## Colors that go with #803cf6

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 #803cf6 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
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #803cf6: 3 real palettes, including 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), Kraken (https://brandsweets.com/colors/brands/kraken-com). — https://brandsweets.com/colors/deepskyblue
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Lavender Haze and Discord's brand system put Midnight Blue beside #803cf6, as that palette's text colour. Seen in: Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Discord (https://brandsweets.com/colors/brands/discord), Kraken (https://brandsweets.com/colors/brands/kraken-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #803cf6'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). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #803cf6 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Stripe (https://brandsweets.com/colors/brands/stripe), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/teal
- **Forest Green** #228b22 [harmony: split] — Forest Green is a split-complement of #803cf6: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/forestgreen
- **Charcoal** #36454f [role] — Charcoal is the text near-black for #803cf6: softer than #000 and cool enough to feel like part of the same palette. — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #803cf6: two real palettes: Mastodon hosted on mastodon.social's brand system and Roblox's brand system, as the supporting colour. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Roblox (https://brandsweets.com/colors/brands/roblox-com). — https://brandsweets.com/colors/cornflowerblue

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

- On white (#ffffff): 5.39:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6715f4 (7.02:1)
- On black (#000000): 3.89:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #8d50f7 (4.62:1); AA: background → #ebebeb (4.52:1); AAA: text → #ad80f9 (7.23:1)

## Brands using this color

- **Fly.io** — primary #7c3aed (Δ 1.588) — https://brandsweets.com/colors/brands/fly-io
- **Fly.io** — secondary #7c3aed (Δ 1.588) — https://brandsweets.com/colors/brands/fly-io

## Curated palettes containing it

- **Circuit** (technical, vivid, bold) — #7c3aed, #0a0a0a, #06b6d4, #ffffff — Violet plus cyan is the current AI-product signal — pair it with pure black type to keep it from going candy. — tool: https://brandsweets.com/palettes/new/7c3aed-0a0a0a-06b6d4-ffffff — collection: https://brandsweets.com/palettes/technical

## 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/803cf6-af9cc4-dfce4e-2a1f2d-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: "#803cf6" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.