# #4f107a

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

## Values

- Hex: `#4f107a`
- RGB: rgb(79, 16, 122)
- HSL: hsl(276, 77%, 27%)
- OKLCH: oklch(0.346 0.162 305.9)
- Relative luminance: 0.0344
- Nearest named color: indigo (#4b0082, Δ 2.231) — https://brandsweets.com/colors/indigo
- Moods: cool, vivid, dark, technical, modern, luxury, bold
- Page: https://brandsweets.com/colors/4f107a

## Tints & shades

- Tints (toward white): #641499, #7918b9, #8d1cd9, #9e34e5, #af58e9, #be78ed, #cd97f2, #dcb7f6, #ecd6fa, #fbf6fe
- Shades (toward black): #4a0f71, #410d63, #3b0c5a, #350b51, #2f0948, #26083b, #200632, #1a0529, #12041b, #0c0212

## Harmonies

- Complementary: #3a7a10
- Analogous: #1a107a, #7a106f
- Triadic: #7a4f10, #107a4f
- Split-complementary: #6f7a10, #107a1a
- Tetradic: #7a1a10, #3a7a10, #106f7a

## Colors that go with #4f107a

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

- **Tomato** #ff6347 [pool] — 4 real palettes, including FedEx's brand system and dbt Labs's brand system put Tomato beside #4f107a, as the supporting colour. Seen in: FedEx (https://brandsweets.com/colors/brands/fedex-com), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), Harley-Davidson (https://brandsweets.com/colors/brands/harley-davidson-com). — https://brandsweets.com/colors/tomato
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #4f107a 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 #4f107a: 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), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #4f107a in 3 real palettes, including Lenovo's brand system and Casper Sleep's brand system, as the supporting colour. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #4f107a'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), Wayfair (https://brandsweets.com/colors/brands/wayfair-com). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #4f107a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/teal
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #4f107a: 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 #4f107a: two real palettes: Zillow's brand system and Purina Pro Plan's brand system, as the supporting colour. Seen in: Zillow (https://brandsweets.com/colors/brands/zillow-com), Purina Pro Plan (https://brandsweets.com/colors/brands/chewy-com). — https://brandsweets.com/colors/cobalt

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

- On white (#ffffff): 12.44:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.69:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #a746e7 (4.67:1); AA: background → #9c9c9c (4.53:1); AAA: text → #be78ed (7.1:1); AAA: background → #c4c4c4 (7.13:1)

## 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/4f107a-b99cc4-bfcb62-2d1f2d-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: "#4f107a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.