# #a1637f

A color — warm, muted, editorial, elegant. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#a1637f`
- RGB: rgb(161, 99, 127)
- HSL: hsl(333, 25%, 51%)
- OKLCH: oklch(0.576 0.088 351.6)
- Relative luminance: 0.1803
- Nearest named color: Bermuda Onion (#9d5a8f, Δ 4.005) — https://brandsweets.com/colors/bermuda-onion
- Moods: warm, muted, editorial, elegant
- Page: https://brandsweets.com/colors/a1637f

## Tints & shades

- Tints (toward white): #ab738c, #b38096, #bc8fa4, #c69fb1, #cfafbe, #d7bcc8, #e0ccd5, #eadce2, #f2e9ed, #fbf9fa
- Shades (toward black): #935872, #865068, #76475c, #663d50, #593646, #492c39, #39222d, #291920, #1d1116, #0d080a

## Harmonies

- Complementary: #63a185
- Analogous: #a1639e, #a16663
- Triadic: #7fa163, #637fa1
- Split-complementary: #63a166, #639ea1
- Tetradic: #9ea163, #63a185, #6663a1

## Colors that go with #a1637f

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 body-text near-black for #a1637f: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. 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
- **Champagne** #f7e7ce [pool] — 5 real palettes, including Coffee Bar and Midnight Luxe put Champagne beside #a1637f, as that palette's text colour. Seen in: Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Bramble (https://brandsweets.com/palettes/muted#bramble). — https://brandsweets.com/colors/champagne
- **Peru** #cd853f [pool] — 4 real palettes, including Coffee Bar and Woodsmoke put Peru beside #a1637f, as the lead colour. Seen in: Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Kiln (https://brandsweets.com/palettes/dark#kiln), Bakery (https://brandsweets.com/palettes/warm#bakery). — https://brandsweets.com/colors/peru
- **Rust** #b7410e [pool] — Rust shows up next to #a1637f in 4 real palettes, including Semrush's brand system and Gallery, as the accent. Seen in: Semrush (https://brandsweets.com/colors/brands/semrush-com), Gallery (https://brandsweets.com/palettes/editorial#gallery), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Aesop (https://brandsweets.com/colors/brands/aesop-com). — https://brandsweets.com/colors/rust
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #a1637f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Mushroom (https://brandsweets.com/palettes/neutral#mushroom), Next.js (https://brandsweets.com/colors/brands/nextjs-org), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/seagreen
- **Tan** #d2b48c [pool] — Tan is paired with #a1637f in 4 real palettes, including Clean Beauty and Mushroom, as the supporting colour. Seen in: Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Mushroom (https://brandsweets.com/palettes/neutral#mushroom), Sepia Mono (https://brandsweets.com/palettes/warm#sepia-mono), Desert Road (https://brandsweets.com/palettes/warm#desert-road). — https://brandsweets.com/colors/tan
- **Taupe** #483c32 [pool] — Taupe is paired with #a1637f in 17 real palettes, including Notion's brand system and Clay & Linen, as that palette's text colour. Seen in: Notion (https://brandsweets.com/colors/brands/notion), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Greige (https://brandsweets.com/palettes/neutral#greige). — https://brandsweets.com/colors/taupe
- **Dark Cyan** #008b8b [harmony: complementary] — Dark Cyan sits directly opposite #a1637f 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/darkcyan

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

- On white (#ffffff): 4.56:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #79495e (7.17:1)
- On black (#000000): 4.61:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #b8899e (7.11:1)

## Brands using this color

- **Klarna US** — secondary #9d6989 (Δ 1.852) — https://brandsweets.com/colors/brands/klarna-com

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- editorial: https://brandsweets.com/fonts/mood/editorial
- elegant: https://brandsweets.com/fonts/mood/elegant

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a1637f-c49ca9-62cb69-2d1f20-f1e9f0?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: "#a1637f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.