# #65737b

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

## Values

- Hex: `#65737b`
- RGB: rgb(101, 115, 123)
- HSL: hsl(202, 10%, 44%)
- OKLCH: oklch(0.547 0.021 232.8)
- Relative luminance: 0.1646
- Nearest named color: Batman (#656e72, Δ 1.703) — https://brandsweets.com/colors/batman
- Moods: cool, muted
- Page: https://brandsweets.com/colors/65737b

## Tints & shades

- Tints (toward white): #708089, #818f98, #8f9ca3, #a0abb1, #aeb7bc, #bcc3c8, #cdd2d6, #dbdfe1, #ebeeef, #f9fafa
- Shades (toward black): #5c6970, #535e65, #49545a, #40494f, #373f43, #2e3438, #252a2d, #1c1f22, #121516, #090a0b

## Harmonies

- Complementary: #7b6d65
- Analogous: #657b78, #65687b
- Triadic: #7b6573, #737b65
- Split-complementary: #7b6568, #7b7865
- Tetradic: #78657b, #7b6d65, #687b65

## Colors that go with #65737b

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 that reads cleanly against #65737b without the hard edge of pure #000. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), 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
- **Amber** #ffbf00 [pool] — Amber is paired with #65737b in 4 real palettes, including Beach Hut and Lemon Squeezy's brand system, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Wired (https://brandsweets.com/colors/brands/wired-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/amber
- **Champagne** #f7e7ce [pool] — 7 real palettes, including Forest Floor and Coffee Bar put Champagne beside #65737b, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/champagne
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #65737b: 5 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), Intel (https://brandsweets.com/colors/brands/intel-com), Glacier (https://brandsweets.com/palettes/cool#glacier). — https://brandsweets.com/colors/cobalt
- **Copper** #b87333 [pool] — Designers have shipped Copper with #65737b: 7 real palettes, including Riverbed and Wellness, as the accent. Seen in: Riverbed (https://brandsweets.com/palettes/muted#riverbed), Wellness (https://brandsweets.com/palettes/warm#wellness), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #65737b in 8 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), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #65737b: 11 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), Discover (https://brandsweets.com/colors/brands/discover-com), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/denim
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #65737b: 5 real palettes, including Newsprint and Wendy's's brand system, as the lead colour. Seen in: Newsprint (https://brandsweets.com/palettes/editorial#newsprint), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Honda (https://brandsweets.com/colors/brands/honda-com), AT&T (https://brandsweets.com/colors/brands/att-com). — https://brandsweets.com/colors/firebrick

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

- On white (#ffffff): 4.89:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #4e595f (7.2:1)
- On black (#000000): 4.29:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #6a7881 (4.62:1); AA: background → #f7f7f7 (4.57:1); AAA: text → #8c99a1 (7.19:1)

## Curated palettes containing it

- **Graphite** (technical, muted, dark, modern) — #a1a1aa, #71717a, #f59e0b, #18181b, #f4f4f5 — A greyscale system with a single amber — the accent does all the work, so allow one per screen. — tool: https://brandsweets.com/palettes/new/a1a1aa-71717a-f59e0b-18181b-f4f4f5 — collection: https://brandsweets.com/palettes/technical
- **Indigo SaaS** (modern, cool, clean) — #4f46e5, #6b7280, #10b981, #ffffff, #111827 — The dependable indigo-and-emerald B2B pairing: indigo for primary actions, emerald reserved for success states. — tool: https://brandsweets.com/palettes/new/4f46e5-6b7280-10b981-ffffff-111827 — collection: https://brandsweets.com/palettes/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/65737b-9cb1c4-df4e5f-1f222d-e9f1f0?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: "#65737b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.