# #971be4

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

## Values

- Hex: `#971be4`
- RGB: rgb(151, 27, 228)
- HSL: hsl(277, 79%, 50%)
- OKLCH: oklch(0.542 0.265 306.2)
- Relative luminance: 0.1296
- Nearest named color: Cosmic Heart (#9601f4, Δ 2.64) — https://brandsweets.com/colors/cosmic-heart
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/971be4

## Tints & shades

- Tints (toward white): #a132e7, #ac48ea, #b45bec, #bf72ee, #c988f1, #d39ff4, #deb6f6, #e6c8f9, #f0dffb, #fbf6fe
- Shades (toward black): #8818cd, #7c16bb, #6d13a4, #611192, #520e7b, #420c64, #360a52, #27073b, #1b0529, #0c0212

## Harmonies

- Complementary: #68e41b
- Analogous: #321be4, #e41bcd
- Triadic: #e4971b, #1be497
- Split-complementary: #cde41b, #1be432
- Tetradic: #e4321b, #68e41b, #1bcde4

## Colors that go with #971be4

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 #971be4 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 #971be4: 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
- **Denim** #1560bd [pool] — Designers have shipped Denim with #971be4: 3 real palettes, including Linkedin's brand system and Peacock, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Peacock (https://brandsweets.com/palettes/vivid#peacock), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #971be4'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), Wayfair (https://brandsweets.com/colors/brands/wayfair-com). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #971be4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/teal
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #971be4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/seagreen
- **Light Sea Green** #20b2aa [pool] — Light Sea Green shows up next to #971be4 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
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #971be4 in two real palettes: ClickUp's brand system and monday.com's brand system, as the supporting colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), monday.com (https://brandsweets.com/colors/brands/monday-com). — https://brandsweets.com/colors/mediumslateblue

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

- On white (#ffffff): 5.84:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #8518c9 (7.07:1)
- On black (#000000): 3.59:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a83fe9 (4.55:1); AA: background → #e3e3e3 (4.55:1); AAA: text → #c176ef (7.11:1)

## 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/971be4-b99cc4-bdcb62-2d1f2c-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: "#971be4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.