# #816ca7

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

## Values

- Hex: `#816ca7`
- RGB: rgb(129, 108, 167)
- HSL: hsl(261, 25%, 54%)
- OKLCH: oklch(0.575 0.092 299.9)
- Relative luminance: 0.1818
- Nearest named color: Crown Jewels (#946dad, Δ 3.306) — https://brandsweets.com/colors/crown-jewels
- Moods: cool, muted
- Page: https://brandsweets.com/colors/816ca7

## Tints & shades

- Tints (toward white): #8c79af, #9a89b8, #a596c0, #b2a6c9, #bdb3d1, #c8bfd9, #d6cfe2, #e1dcea, #efecf4, #faf9fb
- Shades (toward black): #745e9c, #68548c, #5c4b7c, #50416c, #44375c, #392e4d, #2d243d, #211b2d, #15111d, #09080d

## Harmonies

- Complementary: #92a76c
- Analogous: #6c75a7, #9e6ca7
- Triadic: #a7816c, #6ca781
- Split-complementary: #a79e6c, #75a76c
- Tetradic: #a76c75, #92a76c, #6ca79e

## Colors that go with #816ca7

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 #816ca7: 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: split] — Sea Green is a split-complement of #816ca7: 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), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/seagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #816ca7 in 5 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), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com). — https://brandsweets.com/colors/amber
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #816ca7: 5 real palettes, including Fintech Trust and Ink & Paper, as the lead colour. Seen in: Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), 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 #816ca7 in 8 real palettes, including Marvel's brand system and Retro Pop, as the accent. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Netflix (https://brandsweets.com/colors/brands/netflix), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #816ca7: 7 real palettes, including Campus and The New York Times's brand system, as the lead colour. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), The New York Times (https://brandsweets.com/colors/brands/nytimes-com), American Express (https://brandsweets.com/colors/brands/americanexpress-com), Discover (https://brandsweets.com/colors/brands/discover-com). — https://brandsweets.com/colors/denim
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #816ca7: 5 real palettes, including Honda's brand system and Newsprint, as the supporting colour. Seen in: Honda (https://brandsweets.com/colors/brands/honda-com), Newsprint (https://brandsweets.com/palettes/editorial#newsprint), Campbell's (https://brandsweets.com/colors/brands/campbells-com), AT&T (https://brandsweets.com/colors/brands/att-com). — https://brandsweets.com/colors/firebrick
- **Midnight Blue** #191970 [pool] — 10 real palettes, including Marvel's brand system and Plaid's brand system put Midnight Blue beside #816ca7, as the supporting colour. Seen in: Marvel (https://brandsweets.com/colors/brands/marvel-com), Plaid (https://brandsweets.com/colors/brands/plaid-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), British Airways (https://brandsweets.com/colors/brands/britishairways-com). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 4.53:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #614e83 (7.18:1)
- On black (#000000): 4.64:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9f8fbc (7.13:1)

## Brands using this color

- **Semrush** — secondary #8467aa (Δ 1.548) — https://brandsweets.com/colors/brands/semrush-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/816ca7-af9cc4-dfcb4e-2a1f2d-e9eaf1?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: "#816ca7" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.