# #640896

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

## Values

- Hex: `#640896`
- RGB: rgb(100, 8, 150)
- HSL: hsl(279, 90%, 31%)
- OKLCH: oklch(0.397 0.198 307.6)
- Relative luminance: 0.0508
- Nearest named color: Extraviolet (#661188, Δ 2.507) — https://brandsweets.com/colors/extraviolet
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/640896

## Tints & shades

- Tints (toward white): #7b0ab8, #8e0bd5, #a412f3, #b134f4, #be55f6, #c972f8, #d694f9, #e3b6fb, #eed3fd, #fbf5fe
- Shades (toward black): #5b0788, #54077e, #4a066f, #410561, #3a0557, #310449, #27033a, #1d022c, #170222, #0d0113

## Harmonies

- Complementary: #3a9608
- Analogous: #1d0896, #960881
- Triadic: #966408, #089664
- Split-complementary: #819608, #08961d
- Tetradic: #961d08, #3a9608, #088196

## Colors that go with #640896

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

- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #640896 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/olivedrab
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #640896: 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 #640896 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
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #640896 — 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 #640896: 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 #640896: 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 #640896 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
- **Denim** #1560bd [pool] — Designers have shipped Denim with #640896: 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): 10.41:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.02:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #af2ff4 (4.54:1); AA: background → #ababab (4.53:1); AAA: text → #c76ef7 (7:1); AAA: background → #d4d4d4 (7.02:1)

## 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/640896-b99fc1-b9cb62-2d1f2c-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: "#640896" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.