# #641a84

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

## Values

- Hex: `#641a84`
- RGB: rgb(100, 26, 132)
- HSL: hsl(282, 67%, 31%)
- OKLCH: oklch(0.393 0.169 312.9)
- Relative luminance: 0.0511
- Nearest named color: Extraviolet (#661188, Δ 1.22) — https://brandsweets.com/colors/extraviolet
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/641a84

## Tints & shades

- Tints (toward white): #7b20a2, #8e25bb, #a42ed6, #b14cdc, #be6ae2, #c984e7, #d6a1ec, #e3bff2, #eed9f7, #fbf6fd
- Shades (toward black): #5b1877, #54166f, #4a1362, #411155, #3a0f4d, #310d40, #270a33, #1d0826, #17061e, #0d0311

## Harmonies

- Complementary: #3a841a
- Analogous: #2f1a84, #841a6f
- Triadic: #84641a, #1a8464
- Split-complementary: #6f841a, #1a842f
- Tetradic: #842f1a, #3a841a, #1a6f84

## Colors that go with #641a84

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 #641a84 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
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #641a84: 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). — https://brandsweets.com/colors/charcoal
- **Tomato** #ff6347 [pool] — 3 real palettes, including FedEx's brand system and dbt Labs's brand system put Tomato beside #641a84, 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). — https://brandsweets.com/colors/tomato
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #641a84: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/seagreen
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #641a84: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #641a84 in two real palettes: Taco Bell's brand system and Twitch's brand system, as the supporting colour. Seen in: Taco Bell (https://brandsweets.com/colors/brands/tacobell-com), Twitch (https://brandsweets.com/colors/brands/twitch-tv). — https://brandsweets.com/colors/blueviolet
- **Crimson** #dc143c [pool] — Crimson is paired with #641a84 in two real palettes: 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). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #641a84: two real palettes: 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). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 10.38:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.02:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #ad44da (4.62:1); AA: background → #ababab (4.52:1); AAA: text → #c377e4 (7.08:1); AAA: background → #d4d4d4 (7:1)

## 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/641a84-ba9fc1-b4cb62-2d1f2b-ebe9f1?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: "#641a84" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.