# Aster (#867ba9)

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

## Values

- Hex: `#867ba9`
- RGB: rgb(134, 123, 169)
- HSL: hsl(254, 21%, 57%)
- OKLCH: oklch(0.61 0.07 295.2)
- Relative luminance: 0.221
- Name: Aster (`aster`, source: list)
- Moods: cool, muted
- Page: https://brandsweets.com/colors/aster

## Tints & shades

- Tints (toward white): #9087b0, #9c93b8, #a79fc1, #b2acc9, #c1bbd3, #ccc7db, #d7d4e3, #e3e0eb, #eeecf3, #f9f9fb
- Shades (toward black): #776b9e, #685d8e, #5d537f, #52496f, #463e60, #39324d, #2d283e, #221e2e, #14121c, #09080c

## Harmonies

- Complementary: #9ea87a
- Analogous: #7a87a8, #9c7aa8
- Triadic: #a8857a, #7aa885
- Split-complementary: #a89c7a, #87a87a
- Tetradic: #a87a87, #9ea87a, #7aa89c

## Colors that go with Aster

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 Aster: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com), PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment (https://brandsweets.com/colors/brands/playstation-com). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [harmony, pool: split] — Copper is a split-complement of Aster: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Atelier (https://brandsweets.com/palettes/elegant#atelier), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with Aster: 6 real palettes, including Campus and Dusk, as the lead colour. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), Dusk (https://brandsweets.com/palettes/cool#dusk), American Express (https://brandsweets.com/colors/brands/americanexpress-com), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 5 real palettes, including Plaid's brand system and Marvel's brand system put Midnight Blue beside Aster, 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), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/midnightblue
- **Taupe** #483c32 [pool] — Taupe is paired with Aster in 16 real palettes, including Typewriter and Dusk, as the lead colour. Seen in: Typewriter (https://brandsweets.com/palettes/editorial#typewriter), Dusk (https://brandsweets.com/palettes/cool#dusk), Still Water (https://brandsweets.com/palettes/cool#still-water), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/taupe
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite Aster 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/olive
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of Aster: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org), Mushroom (https://brandsweets.com/palettes/neutral#mushroom). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with Aster in 3 real palettes, including Beach Hut and Wired's brand system, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Wired (https://brandsweets.com/colors/brands/wired-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/amber

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

- On white (#ffffff): 3.87:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #7a6ea0 (4.6:1); AA: background → #171717 (4.63:1); AAA: text → #5b517b (7.22:1)
- On black (#000000): 5.42:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9990b6 (7.02:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/867ba9-aa9cc4-dfbb4e-291f2d-e9ebf1?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: "#867ba9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.