# #c18fff

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

## Values

- Hex: `#c18fff`
- RGB: rgb(193, 143, 255)
- HSL: hsl(267, 100%, 78%)
- OKLCH: oklch(0.742 0.163 303.2)
- Relative luminance: 0.382
- Nearest named color: Dream Vapour (#cc99ee, Δ 4.349) — https://brandsweets.com/colors/dream-vapour
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/c18fff

## Tints & shades

- Tints (toward white): #c799ff, #cda3ff, #d2adff, #d8b8ff, #ddc2ff, #e3ccff, #e9d6ff, #eee0ff, #f4ebff, #f9f5ff
- Shades (toward black): #ae6bff, #9742ff, #841fff, #6e00f5, #5e00d1, #4e00ad, #3c0085, #2c0061, #190038, #090014

## Harmonies

- Complementary: #cdff8f
- Analogous: #8f94ff, #f98fff
- Triadic: #ffc18f, #8fffc1
- Split-complementary: #fff98f, #94ff8f
- Tetradic: #ff8f94, #cdff8f, #8ffff9

## Colors that go with #c18fff

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 #c18fff in 4 real palettes, including Ahrefs's brand system and Blueprint, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Gumroad (https://brandsweets.com/colors/brands/gumroad-com). — https://brandsweets.com/colors/amber
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #c18fff in 4 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), Loom (https://brandsweets.com/colors/brands/loom-com), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/royalblue
- **Yellow Green** #9acd32 [harmony: complementary] — Yellow Green sits directly opposite #c18fff 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
- **Emerald Green** #50c878 [harmony, pool: split] — Emerald Green is a split-complement of #c18fff: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Supabase (https://brandsweets.com/colors/brands/supabase). — https://brandsweets.com/colors/emerald-green
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #c18fff: 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
- **Medium Slate Blue** #7b68ee [pool] — Medium Slate Blue shows up next to #c18fff in 3 real palettes, including Obsidian's brand system and Lavender Haze, as the supporting colour. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/mediumslateblue
- **Dark Orange** #ff8c00 [harmony, pool: triadic] — Dark Orange completes a triad with #c18fff — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/darkorange
- **Dark Turquoise** #00ced1 [harmony, pool: triadic] — Dark Turquoise completes a triad with #c18fff — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com). — https://brandsweets.com/colors/darkturquoise

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

- On white (#ffffff): 2.43:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #9742ff (4.63:1); AA: background → #3b3b3b (4.61:1); AAA: text → #6e00f5 (7.04:1); AAA: background → #1c1c1c (7.01:1)
- On black (#000000): 8.64:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Semrush** — primary #c494fc (Δ 1.485) — https://brandsweets.com/colors/brands/semrush-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/c18fff-b39cc4-dfda4e-2c1f2d-e9eaf1?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: "#c18fff" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.