# #6597a4

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

## Values

- Hex: `#6597a4`
- RGB: rgb(101, 151, 164)
- HSL: hsl(192, 26%, 52%)
- OKLCH: oklch(0.646 0.057 215.9)
- Relative luminance: 0.2758
- Nearest named color: Cavolo Nero (#72939e, Δ 1.725) — https://brandsweets.com/colors/cavolo-nero
- Moods: cool, muted
- Page: https://brandsweets.com/colors/6597a4

## Tints & shades

- Tints (toward white): #75a2ae, #82abb5, #92b6bf, #9fbec6, #afc9d0, #bfd4d9, #ccdde1, #dce7ea, #e9f0f2, #f9fbfb
- Shades (toward black): #598b97, #4f7c87, #48707a, #3e616a, #35535a, #2b444a, #22353a, #1a292d, #111b1d, #080c0d

## Harmonies

- Complementary: #a47265
- Analogous: #65a491, #6578a4
- Triadic: #a46598, #98a465
- Split-complementary: #a46578, #a49165
- Tetradic: #9165a4, #a47265, #78a465

## Colors that go with #6597a4

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 #6597a4: 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 #6597a4: 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), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Terracotta** #e2725b [harmony, pool: complementary] — Terracotta sits directly opposite #6597a4 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Alpine (https://brandsweets.com/palettes/cool#alpine), Resort (https://brandsweets.com/palettes/light#resort). — https://brandsweets.com/colors/terracotta
- **Blush Pink** #e8b4b8 [pool] — 4 real palettes, including Estate and Rain Garden put Blush Pink beside #6597a4, 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), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding). — https://brandsweets.com/colors/blush-pink
- **Denim** #1560bd [pool] — Designers have shipped Denim with #6597a4: 7 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), Peacock (https://brandsweets.com/palettes/vivid#peacock), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 9 real palettes, including Ford's brand system and SoFi's brand system put Midnight Blue beside #6597a4, as the lead colour. Seen in: Ford (https://brandsweets.com/colors/brands/ford-com), SoFi (https://brandsweets.com/colors/brands/sofi-com), Open House (https://brandsweets.com/palettes/clean#open-house), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/midnightblue
- **Orange** #ffa500 [pool] — 4 real palettes, including Graphite and Gopro's brand system put Orange beside #6597a4, as the accent. Seen in: Graphite (https://brandsweets.com/palettes/technical#graphite), Gopro (https://brandsweets.com/colors/brands/gopro-com), Campus (https://brandsweets.com/palettes/friendly#campus), Olympics (https://brandsweets.com/colors/brands/olympics-com). — https://brandsweets.com/colors/orange
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #6597a4: 4 real palettes, including Ink Wash and First Snow, as the lead colour. Seen in: Ink Wash (https://brandsweets.com/palettes/dark#ink-wash), First Snow (https://brandsweets.com/palettes/cool#first-snow), Stone (https://brandsweets.com/palettes/neutral#stone), Crypto.com (https://brandsweets.com/colors/brands/crypto-com). — https://brandsweets.com/colors/powderblue

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

- On white (#ffffff): 3.22:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #4f7c87 (4.6:1); AA: background → #292929 (4.51:1); AAA: text → #3c5e67 (7.03:1)
- On black (#000000): 6.52:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6e9eaa (7.13:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/6597a4-a2b5be-df4e77-1f242d-e9f1ef?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: "#6597a4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.