# #c399ea

A color — cool, vivid, light, technical, modern, clean. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#c399ea`
- RGB: rgb(195, 153, 234)
- HSL: hsl(271, 66%, 76%)
- OKLCH: oklch(0.751 0.122 307.5)
- Relative luminance: 0.4033
- Nearest named color: Dream Vapour (#cc99ee, Δ 1.535) — https://brandsweets.com/colors/dream-vapour
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/c399ea

## Tints & shades

- Tints (toward white): #c8a2ec, #cdaaee, #d5b7f0, #dac0f2, #dfc8f4, #e4d0f5, #e9d9f7, #f0e6fa, #f5eefc, #faf7fd
- Shades (toward black): #b27ce4, #a05ede, #8c3cd7, #7a29c7, #6823a9, #561d8c, #44176e, #2f104c, #1d0a2f, #0a0311

## Harmonies

- Complementary: #c0ea99
- Analogous: #9b99ea, #ea99e9
- Triadic: #eac399, #99eac3
- Split-complementary: #e9ea99, #99ea9b
- Tetradic: #ea9b99, #c0ea99, #99e9ea

## Colors that go with #c399ea

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

- **Amber** #ffbf00 [pool] — Amber is paired with #c399ea in 4 real palettes, including Ahrefs's brand system and Gumroad's brand system, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Gumroad (https://brandsweets.com/colors/brands/gumroad-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #c399ea: 4 real palettes, including Calm's brand system and Max's brand system, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Max (https://brandsweets.com/colors/brands/max-com), Calendly (https://brandsweets.com/colors/brands/calendly-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/deepskyblue
- **Emerald Green** #50c878 [harmony, pool: split] — Emerald Green is a split-complement of #c399ea: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Supabase (https://brandsweets.com/colors/brands/supabase), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/emerald-green
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Lavender Haze and Lavender Milk put Midnight Blue beside #c399ea, as the text colour against it. Seen in: Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk), First Snow (https://brandsweets.com/palettes/cool#first-snow), Railway (https://brandsweets.com/colors/brands/railway-app). — https://brandsweets.com/colors/midnightblue
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #c399ea: 4 real palettes, including Crypto.com's brand system and First Snow, as the supporting colour. Seen in: Crypto.com (https://brandsweets.com/colors/brands/crypto-com), First Snow (https://brandsweets.com/palettes/cool#first-snow), Calendly (https://brandsweets.com/colors/brands/calendly-com), Macaron (https://brandsweets.com/palettes/light#macaron). — https://brandsweets.com/colors/powderblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #c399ea in 5 real palettes, including Sephora's brand system and Roblox's brand system, as the supporting colour. Seen in: Sephora (https://brandsweets.com/colors/brands/sephora-com), Roblox (https://brandsweets.com/colors/brands/roblox-com), 1password (https://brandsweets.com/colors/brands/1password-com), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/royalblue
- **Yellow Green** #9acd32 [harmony: complementary] — Yellow Green sits directly opposite #c399ea 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/yellowgreen
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #c399ea: softer than #000 and cool enough to feel like part of the same palette. Seen in: Auth0 (https://brandsweets.com/colors/brands/auth0-com), Mercury (https://brandsweets.com/colors/brands/mercury-com). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 2.32:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #9951db (4.61:1); AA: background → #3d3d3d (4.69:1); AAA: text → #7a29c7 (7.07:1); AAA: background → #1f1f1f (7.12:1)
- On black (#000000): 9.07:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Netlify** — secondary #c792ea (Δ 1.758) — https://brandsweets.com/colors/brands/netlify-com

## Fonts for this mood

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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/c399ea-b59cc4-c7cb62-2c1f2d-eae9f1?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: "#c399ea" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.