# #8a8ca3

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

## Values

- Hex: `#8a8ca3`
- RGB: rgb(138, 140, 163)
- HSL: hsl(235, 12%, 59%)
- OKLCH: oklch(0.646 0.034 281.5)
- Relative luminance: 0.268
- Nearest named color: Cool Gray (#8c92ac, Δ 1.883) — https://brandsweets.com/colors/cool-gray
- Moods: cool, muted
- Page: https://brandsweets.com/colors/8a8ca3

## Tints & shades

- Tints (toward white): #9597ac, #a1a2b5, #acaebe, #b8b9c7, #c3c4d0, #cccdd7, #d7d8e0, #e2e3e9, #eeeef2, #f9f9fb
- Shades (toward black): #7c7e98, #6c6e89, #60637b, #53556a, #48495b, #3a3c4a, #2f303c, #22222b, #16171d, #09090b

## Harmonies

- Complementary: #a3a18a
- Analogous: #8a99a3, #948aa3
- Triadic: #a38a8c, #8ca38a
- Split-complementary: #a3948a, #99a38a
- Tetradic: #a38a99, #a3a18a, #8aa394

## Colors that go with #8a8ca3

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 #8a8ca3: softer than #000 and cool enough to feel like part of the same palette. Seen in: Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), 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 #8a8ca3: 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), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/copper
- **Denim** #1560bd [pool] — Designers have shipped Denim with #8a8ca3: 5 real palettes, including Dusk and Open House, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Campus (https://brandsweets.com/palettes/friendly#campus), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 7 real palettes, including Plaid's brand system and Open House put Midnight Blue beside #8a8ca3, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Open House (https://brandsweets.com/palettes/clean#open-house), First Snow (https://brandsweets.com/palettes/cool#first-snow), SoFi (https://brandsweets.com/colors/brands/sofi-com). — https://brandsweets.com/colors/midnightblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #8a8ca3: 4 real palettes, including Ink Wash and Stone, as the lead colour. Seen in: Ink Wash (https://brandsweets.com/palettes/dark#ink-wash), Stone (https://brandsweets.com/palettes/neutral#stone), First Snow (https://brandsweets.com/palettes/cool#first-snow), Crypto.com (https://brandsweets.com/colors/brands/crypto-com). — https://brandsweets.com/colors/powderblue
- **Taupe** #483c32 [pool] — Taupe is paired with #8a8ca3 in 22 real palettes, including Dusk and Typewriter, as the text colour against it. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Typewriter (https://brandsweets.com/palettes/editorial#typewriter), Kiln (https://brandsweets.com/palettes/dark#kiln), Still Water (https://brandsweets.com/palettes/cool#still-water). — https://brandsweets.com/colors/taupe
- **Dark Goldenrod** #b8860b [harmony: complementary] — Dark Goldenrod sits directly opposite #8a8ca3 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/darkgoldenrod
- **Blush Pink** #e8b4b8 [pool] — 3 real palettes, including Estate and Rain Garden put Blush Pink beside #8a8ca3, as the accent. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/blush-pink

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

- On white (#ffffff): 3.3:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #70738f (4.63:1); AA: background → #262626 (4.58:1); AAA: text → #55576d (7.07:1)
- On black (#000000): 6.36:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9294aa (7.04:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/8a8ca3-9e9cc4-df8d4e-241f2d-e9eef1?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: "#8a8ca3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.