# #781e8a

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

## Values

- Hex: `#781e8a`
- RGB: rgb(120, 30, 138)
- HSL: hsl(290, 64%, 33%)
- OKLCH: oklch(0.431 0.177 320.2)
- Relative luminance: 0.0676
- Nearest named color: Ultraberry (#770088, Δ 2.686) — https://brandsweets.com/colors/ultraberry
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/781e8a

## Tints & shades

- Tints (toward white): #9225a7, #a72ac0, #ba3ad4, #c354d9, #cd71e0, #d68ae5, #e0a7ec, #e9c0f1, #f3def8, #fcf7fd
- Shades (toward black): #6d1c7d, #621971, #571664, #4c1358, #45114f, #3a0f43, #2f0c36, #24092a, #19061d, #0f0411

## Harmonies

- Complementary: #308a1e
- Analogous: #421e8a, #8a1e66
- Triadic: #8a781e, #1e8a78
- Split-complementary: #668a1e, #1e8a42
- Tetradic: #8a421e, #308a1e, #1e668a

## Colors that go with #781e8a

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

- **Forest Green** #228b22 [harmony: complementary] — Forest Green sits directly opposite #781e8a 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/forestgreen
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #781e8a: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/teal
- **Blue Violet** #8a2be2 [harmony, pool: analogous] — Blue Violet is #781e8a's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Taco Bell (https://brandsweets.com/colors/brands/tacobell-com), Twitch (https://brandsweets.com/colors/brands/twitch-tv). — https://brandsweets.com/colors/blueviolet
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #781e8a: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #781e8a in 3 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), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #781e8a: 3 real palettes, including Slack's brand system and Hinge's brand system, as the lead colour. Seen in: Slack (https://brandsweets.com/colors/brands/slack-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/denim
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #781e8a: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Sandy Brown** #f4a460 [pool] — Sandy Brown is paired with #781e8a in two real palettes: Dusk Gradient and Golden Hour, as the supporting colour. Seen in: Dusk Gradient (https://brandsweets.com/palettes/dark#dusk-gradient), Golden Hour (https://brandsweets.com/palettes/warm#golden-hour). — https://brandsweets.com/colors/sandybrown

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

- On white (#ffffff): 8.93:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #b936d3 (4.53:1); AA: background → #b8b8b8 (4.5:1); AAA: text → #cd71e0 (7.03:1); AAA: background → #e6e6e6 (7.16:1)

## 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/781e8a-bf9fc1-a6cb62-2d1f29-ece9f1?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: "#781e8a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.