# #803687

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

## Values

- Hex: `#803687`
- RGB: rgb(128, 54, 135)
- HSL: hsl(295, 43%, 37%)
- OKLCH: oklch(0.466 0.147 324.1)
- Relative luminance: 0.0898
- Nearest named color: Noble Plum (#871f78, Δ 4.296) — https://brandsweets.com/colors/noble-plum
- Moods: cool, modern
- Page: https://brandsweets.com/colors/803687

## Tints & shades

- Tints (toward white): #953f9d, #aa47b3, #b55bbe, #bf71c6, #cb8ad0, #d4a0d9, #deb6e2, #e8cceb, #f2e2f3, #fcf8fc
- Shades (toward black): #76317c, #682c6d, #5e2762, #532358, #491f4d, #3b193e, #301433, #261028, #180a1a, #0e060f

## Harmonies

- Complementary: #3d8736
- Analogous: #583687, #873665
- Triadic: #878036, #368780
- Split-complementary: #658736, #368758
- Tetradic: #875836, #3d8736, #366587

## Colors that go with #803687

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Denim** #1560bd [pool] — Designers have shipped Denim with #803687: 4 real palettes, including Slack's brand system and Hinge's brand system, as the lead colour. Seen in: Slack (https://brandsweets.com/colors/brands/slack-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Peacock (https://brandsweets.com/palettes/vivid#peacock), Linkedin (https://brandsweets.com/colors/brands/linkedin-com). — https://brandsweets.com/colors/denim
- **Sea Green** #2e8b57 [harmony: complementary] — Sea Green sits directly opposite #803687 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/seagreen
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #803687: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/teal
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #803687: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #803687 in 3 real palettes, including Lenovo's brand system and Wells Fargo's brand system, as the supporting colour. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #803687: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Sandy Brown** #f4a460 [pool] — Sandy Brown is paired with #803687 in two real palettes: Dusk Gradient and Golden Hour, as the supporting colour. Seen in: Dusk Gradient (https://brandsweets.com/palettes/dark#dusk-gradient), Golden Hour (https://brandsweets.com/palettes/warm#golden-hour). — https://brandsweets.com/colors/sandybrown
- **Taupe** #483c32 [pool] — Taupe is paired with #803687 in two real palettes: Datadog's brand system and Superhuman's brand system, as that palette's text colour. Seen in: Datadog (https://brandsweets.com/colors/brands/datadoghq-com), Superhuman (https://brandsweets.com/colors/brands/superhuman-com). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 7.51:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.8:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #af4cb8 (4.55:1); AA: background → #c9c9c9 (4.54:1); AAA: text → #c47ccb (7.09:1); AAA: background → #f7f7f7 (7.01:1)

## Curated palettes containing it

- **Dusk Gradient** (sunset, dark, warm, bold) — #ff7b54, #ffb26b, #7c3e8a, #1b1230, #ffefe0 — Orange and peach on indigo-black with a violet — the last five minutes of a sunset, as a dark mode. — tool: https://brandsweets.com/palettes/new/ff7b54-ffb26b-7c3e8a-1b1230-ffefe0 — collection: https://brandsweets.com/palettes/sunset

## Fonts for this mood

- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/803687-c19fbf-9dcb62-2d1f28-ede9f1?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: "#803687" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.