# #90689c

A color — cool, muted. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#90689c`
- RGB: rgb(144, 104, 156)
- HSL: hsl(286, 21%, 51%)
- OKLCH: oklch(0.577 0.09 318.2)
- Relative luminance: 0.1823
- Nearest named color: Crown Jewels (#946dad, Δ 2.768) — https://brandsweets.com/colors/crown-jewels
- Moods: cool, muted
- Page: https://brandsweets.com/colors/90689c

## Tints & shades

- Tints (toward white): #9b77a6, #a484ae, #b093b8, #bba2c3, #c6b2cd, #cfbed5, #dbcedf, #e6dde9, #efe9f1, #faf9fb
- Shades (toward black): #825d8e, #775582, #694b72, #5b4063, #4f3856, #412e47, #332438, #251a28, #1a121c, #0b080c

## Harmonies

- Complementary: #749c68
- Analogous: #76689c, #9c688e
- Triadic: #9c9068, #689c90
- Split-complementary: #8e9c68, #689c76
- Tetradic: #9c7668, #749c68, #688e9c

## Colors that go with #90689c

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #90689c: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Campus (https://brandsweets.com/palettes/friendly#campus), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #90689c on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org), Mushroom (https://brandsweets.com/palettes/neutral#mushroom). — https://brandsweets.com/colors/seagreen
- **Midnight Blue** #191970 [pool] — 4 real palettes, including Plaid's brand system and Marvel's brand system put Midnight Blue beside #90689c, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com). — https://brandsweets.com/colors/midnightblue
- **Taupe** #483c32 [pool] — Taupe is paired with #90689c in 9 real palettes, including Graphite Mono and Greige, as the lead colour. Seen in: Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono), Greige (https://brandsweets.com/palettes/neutral#greige), Typewriter (https://brandsweets.com/palettes/editorial#typewriter), Mushroom (https://brandsweets.com/palettes/neutral#mushroom). — https://brandsweets.com/colors/taupe
- **Copper** #b87333 [harmony, pool: triadic] — Copper completes a triad with #90689c — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Atelier (https://brandsweets.com/palettes/elegant#atelier), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/copper
- **Orange** #ffa500 [pool] — 3 real palettes, including Campus and Graphite put Orange beside #90689c, as the accent. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), Graphite (https://brandsweets.com/palettes/technical#graphite), Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard). — https://brandsweets.com/colors/orange
- **Rust** #b7410e [pool] — Rust shows up next to #90689c in 3 real palettes, including Semrush's brand system and Gallery, as the accent. Seen in: Semrush (https://brandsweets.com/colors/brands/semrush-com), Gallery (https://brandsweets.com/palettes/editorial#gallery), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty). — https://brandsweets.com/colors/rust
- **Dark Cyan** #008b8b [harmony: split] — Dark Cyan is a split-complement of #90689c: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/darkcyan

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

- On white (#ffffff): 4.52:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6c4d75 (7.1:1)
- On black (#000000): 4.65:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ab8db4 (7.2:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/90689c-bd9fc1-adcb62-2d1f2a-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: "#90689c" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.