# #78839b

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

## Values

- Hex: `#78839b`
- RGB: rgb(120, 131, 155)
- HSL: hsl(221, 15%, 54%)
- OKLCH: oklch(0.609 0.039 265.8)
- Relative luminance: 0.2259
- Nearest named color: lightslategray (#778899, Δ 1.568) — https://brandsweets.com/colors/lightslategray
- Moods: cool, muted
- Page: https://brandsweets.com/colors/78839b

## Tints & shades

- Tints (toward white): #848ea4, #929baf, #9ea6b7, #adb4c2, #b9becb, #c4c9d4, #d3d7de, #dfe1e7, #edeff2, #f9fafb
- Shades (toward black): #6a7690, #5f6a81, #555e72, #4a5264, #3f4655, #343a46, #292e38, #1e2229, #14161a, #090a0c

## Harmonies

- Complementary: #9b9078
- Analogous: #78959b, #7f789b
- Triadic: #9b7883, #839b78
- Split-complementary: #9b7f78, #959b78
- Tetradic: #9b7895, #9b9078, #789b7f

## Colors that go with #78839b

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 #78839b: softer than #000 and cool enough to feel like part of the same palette. Seen in: 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), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [harmony, pool: complementary] — Copper sits directly opposite #78839b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Atelier (https://brandsweets.com/palettes/elegant#atelier), Dusk (https://brandsweets.com/palettes/cool#dusk), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Midnight Luxe and Forest Floor put Champagne beside #78839b, as that palette's text colour. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/champagne
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #78839b: 4 real palettes, including Ink & Paper and Fintech Trust, as the accent. Seen in: Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Hershey's (https://brandsweets.com/colors/brands/hersheys-com), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/cobalt
- **Crimson** #dc143c [pool] — Crimson is paired with #78839b in 6 real palettes, including Retro Pop and Redfin's brand system, as the lead colour. Seen in: Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Redfin (https://brandsweets.com/colors/brands/redfin-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Diner (https://brandsweets.com/palettes/vivid#diner). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #78839b: 9 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), Open House (https://brandsweets.com/palettes/clean#open-house), Discover (https://brandsweets.com/colors/brands/discover-com). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #78839b in 4 real palettes, including Ledger Dark and Noir Beauty, as the lead colour. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Open House (https://brandsweets.com/palettes/clean#open-house), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/goldenrod
- **Midnight Blue** #191970 [pool] — 10 real palettes, including Plaid's brand system and Open House put Midnight Blue beside #78839b, as the supporting colour. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Open House (https://brandsweets.com/palettes/clean#open-house), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Discover (https://brandsweets.com/colors/brands/discover-com). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 3.81:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #6a7690 (4.56:1); AA: background → #1a1a1a (4.57:1); AAA: text → #50596d (7.02:1)
- On black (#000000): 5.52:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #8d96aa (7.08:1)

## Brands using this color

- **Bloomberg** — accent #73859f (Δ 0.887) — https://brandsweets.com/colors/brands/bloomberg-com
- **Hermès** — secondary #73859f (Δ 0.887) — https://brandsweets.com/colors/brands/hermes-com
- **Nike** — accent #73859f (Δ 0.887) — https://brandsweets.com/colors/brands/nike-com
- **PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment** — accent #73859f (Δ 0.887) — https://brandsweets.com/colors/brands/playstation-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/78839b-9ca4c4-df6b4e-211f2d-e9eff1?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: "#78839b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.