# #891cb0

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

## Values

- Hex: `#891cb0`
- RGB: rgb(137, 28, 176)
- HSL: hsl(284, 73%, 40%)
- OKLCH: oklch(0.482 0.218 314.5)
- Relative luminance: 0.0928
- Nearest named color: Fuchsia Nebula (#7722aa, Δ 3.698) — https://brandsweets.com/colors/fuchsia-nebula
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/891cb0

## Tints & shades

- Tints (toward white): #9d20cb, #ae2bde, #b741e1, #c15ce6, #cb76ea, #d591ee, #dfabf2, #e7c1f5, #f2dcf9, #fcf6fe
- Shades (toward black): #7b199f, #711792, #631480, #591273, #4b0f61, #3e0c4f, #330a42, #260831, #1b0623, #0e0312

## Harmonies

- Complementary: #43b01c
- Analogous: #3e1cb0, #b01c8e
- Triadic: #b0891c, #1cb089
- Split-complementary: #8eb01c, #1cb03e
- Tetradic: #b03e1c, #43b01c, #1c8eb0

## Colors that go with #891cb0

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

- **Denim** #1560bd [pool] — Designers have shipped Denim with #891cb0: 4 real palettes, including Peacock and Slack's brand system, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Slack (https://brandsweets.com/colors/brands/slack-com), Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/denim
- **Forest Green** #228b22 [harmony: complementary] — Forest Green sits directly opposite #891cb0 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 #891cb0: 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
- **Crimson** #dc143c [pool] — Crimson is paired with #891cb0 in 3 real palettes, including Gemstone and Wells Fargo's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com). — https://brandsweets.com/colors/crimson
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #891cb0 — 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 #891cb0: 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 #891cb0: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Light Sea Green** #20b2aa [pool] — Light Sea Green shows up next to #891cb0 in two real palettes: Circuit and Taco Bell's brand system, as the accent. Seen in: Circuit (https://brandsweets.com/palettes/technical#circuit), Taco Bell (https://brandsweets.com/colors/brands/tacobell-com). — https://brandsweets.com/colors/lightseagreen

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

- On white (#ffffff): 7.35:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.86:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #b338e0 (4.56:1); AA: background → #cccccc (4.58:1); AAA: text → #c972e9 (7.07:1); AAA: background → #fafafa (7.04:1)

## 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/891cb0-bc9fc1-b1cb62-2d1f2b-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: "#891cb0" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.