# #3f016f

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

## Values

- Hex: `#3f016f`
- RGB: rgb(63, 1, 111)
- HSL: hsl(274, 98%, 22%)
- OKLCH: oklch(0.303 0.159 301.4)
- Relative luminance: 0.0223
- Nearest named color: Galactic Federation (#330077, Δ 3.282) — https://brandsweets.com/colors/galactic-federation
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/3f016f

## Tints & shades

- Tints (toward white): #560297, #6b02bb, #8202e3, #950dfd, #a635fd, #b85dfd, #c881fe, #d9a9fe, #e9cdfe, #fbf5ff
- Shades (toward black): #3a0165, #34015b, #310156, #2b014c, #250142, #200138, #1a002d, #170028, #11001e, #0c0014

## Harmonies

- Complementary: #316f01
- Analogous: #08016f, #6f0168
- Triadic: #6f3f01, #016f3f
- Split-complementary: #686f01, #016f08
- Tetradic: #6f0801, #316f01, #01686f

## Colors that go with #3f016f

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

- **Crimson** #dc143c [pool] — Crimson is paired with #3f016f in 4 real palettes, including Casper Sleep's brand system and Marvel's brand system, as the lead colour. Seen in: Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Pepsi (https://brandsweets.com/colors/brands/pepsi-com). — https://brandsweets.com/colors/crimson
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #3f016f 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 #3f016f: softer than #000 and cool enough to feel like part of the same palette. Seen in: dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/charcoal
- **Denim** #1560bd [pool] — Designers have shipped Denim with #3f016f: 3 real palettes, including Bank of America's brand system and Panasonic's brand system, as the accent. Seen in: Bank of America (https://brandsweets.com/colors/brands/bankofamerica-com), Panasonic (https://brandsweets.com/colors/brands/panasonic-com), Discover (https://brandsweets.com/colors/brands/discover-com). — https://brandsweets.com/colors/denim
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #3f016f's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Discord (https://brandsweets.com/colors/brands/discord), Confluent (https://brandsweets.com/colors/brands/confluent-io). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #3f016f in 3 real palettes, including Gillette's brand system and American Eagle's brand system, as the lead colour. Seen in: Gillette (https://brandsweets.com/colors/brands/gillette-com), American Eagle (https://brandsweets.com/colors/brands/ae-com), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/taupe
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #3f016f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/seagreen
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #3f016f: two real palettes: Purina Pro Plan's brand system and Blue Mono, as the accent. Seen in: Purina Pro Plan (https://brandsweets.com/colors/brands/chewy-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono). — https://brandsweets.com/colors/cobalt

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

- On white (#ffffff): 14.53:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.45:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #a635fd (4.55:1); AA: background → #919191 (4.61:1); AAA: text → #c172fe (7.11:1); AAA: background → #b5b5b5 (7.09:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern
- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/3f016f-b79cc4-c2cb62-2d1f2d-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: "#3f016f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.