# #5b297f

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

## Values

- Hex: `#5b297f`
- RGB: rgb(91, 41, 127)
- HSL: hsl(275, 51%, 33%)
- OKLCH: oklch(0.394 0.142 307.9)
- Relative luminance: 0.0534
- Nearest named color: Intergalactic Settlement (#5b1e8b, Δ 2.831) — https://brandsweets.com/colors/intergalactic-settlement
- Moods: cool, modern
- Page: https://brandsweets.com/colors/5b297f

## Tints & shades

- Tints (toward white): #6f329a, #7f39b1, #914ac4, #9f61cc, #b07cd5, #be93dc, #ceaee5, #dcc5ec, #ece0f5, #faf7fd
- Shades (toward black): #532574, #4b2268, #421e5c, #3a1a51, #351849, #2c143e, #241032, #1c0c27, #13091b, #0b050f

## Harmonies

- Complementary: #4d7f29
- Analogous: #30297f, #7f2978
- Triadic: #7f5b29, #297f5b
- Split-complementary: #787f29, #297f30
- Tetradic: #7f3029, #4d7f29, #29787f

## Colors that go with #5b297f

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #5b297f: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #5b297f in 5 real palettes, including Lenovo's brand system and Wells Fargo's brand system, as the supporting colour. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Casper Sleep (https://brandsweets.com/colors/brands/casper-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/crimson
- **Midnight Blue** #191970 [pool] — 5 real palettes, including Kraken's brand system and Microsoft's brand system put Midnight Blue beside #5b297f, as the lead colour. Seen in: Kraken (https://brandsweets.com/colors/brands/kraken-com), Microsoft (https://brandsweets.com/colors/brands/microsoft-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), Gillette (https://brandsweets.com/colors/brands/gillette-com). — https://brandsweets.com/colors/midnightblue
- **Tomato** #ff6347 [pool] — 4 real palettes, including FedEx's brand system and Golden Hour put Tomato beside #5b297f, as the supporting colour. Seen in: FedEx (https://brandsweets.com/colors/brands/fedex-com), Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com), 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 #5b297f 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
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #5b297f in 3 real palettes, including Tide's brand system and NASA's brand system, as the accent. Seen in: Tide (https://brandsweets.com/colors/brands/tide-com), NASA (https://brandsweets.com/colors/brands/nasa-gov), Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/orangered
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #5b297f: 3 real palettes, including FedEx's brand system and Fintech Trust, as the accent. Seen in: FedEx (https://brandsweets.com/colors/brands/fedex-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #5b297f — 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

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

- On white (#ffffff): 10.15:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.07:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #9856c8 (4.5:1); AA: background → #adadad (4.52:1); AAA: text → #b484d7 (7.22:1); AAA: background → #d9d9d9 (7.19:1)

## Fonts for this mood

- 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/5b297f-b89cc4-c0cb62-2d1f2d-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: "#5b297f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.