# #8143e5

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

## Values

- Hex: `#8143e5`
- RGB: rgb(129, 67, 229)
- HSL: hsl(263, 76%, 58%)
- OKLCH: oklch(0.55 0.229 295.3)
- Relative luminance: 0.1434
- Nearest named color: Hokkaido Lavender (#7736d9, Δ 3.514) — https://brandsweets.com/colors/hokkaido-lavender
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/8143e5

## Tints & shades

- Tints (toward white): #8d54e8, #9966ea, #a578ed, #b18aef, #bd9cf2, #c9aef4, #d5c0f6, #e1d2f9, #ede4fb, #f9f6fe
- Shades (toward black): #722ce2, #631dd3, #581abc, #4c16a2, #41138b, #371075, #2a0c5a, #1f0943, #130628, #080212

## Harmonies

- Complementary: #a7e543
- Analogous: #4355e5, #d243e5
- Triadic: #e58143, #43e581
- Split-complementary: #e5d243, #55e543
- Tetradic: #e54355, #a7e543, #43e5d2

## Colors that go with #8143e5

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

- **Midnight Blue** #191970 [pool] — 4 real palettes, including Lavender Haze and Discord's brand system put Midnight Blue beside #8143e5, as that palette's text colour. Seen in: Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Discord (https://brandsweets.com/colors/brands/discord), Kraken (https://brandsweets.com/colors/brands/kraken-com), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/midnightblue
- **Olive Green** #808000 [harmony: complementary] — Olive Green sits directly opposite #8143e5 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/olive
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #8143e5: 3 real palettes, including Render's brand system and Calm's brand system, as the supporting colour. Seen in: Render (https://brandsweets.com/colors/brands/render-com), Calm (https://brandsweets.com/colors/brands/calm-com), Kraken (https://brandsweets.com/colors/brands/kraken-com). — https://brandsweets.com/colors/deepskyblue
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #8143e5's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Yahoo (https://brandsweets.com/colors/brands/yahoo-com), Stripe (https://brandsweets.com/colors/brands/stripe). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: triadic] — Teal completes a triad with #8143e5 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Stripe (https://brandsweets.com/colors/brands/stripe). — https://brandsweets.com/colors/teal
- **Forest Green** #228b22 [harmony: split] — Forest Green is a split-complement of #8143e5: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/forestgreen
- **Charcoal** #36454f [role] — Charcoal is the text near-black for #8143e5: softer than #000 and cool enough to feel like part of the same palette. — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #8143e5: two real palettes: Mastodon hosted on mastodon.social's brand system and Roblox's brand system, as the supporting colour. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Roblox (https://brandsweets.com/colors/brands/roblox-com). — https://brandsweets.com/colors/cornflowerblue

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

- On white (#ffffff): 5.43:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6c23e1 (7.08:1)
- On black (#000000): 3.87:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #8d54e8 (4.57:1); AA: background → #ebebeb (4.55:1); AAA: text → #ab81ee (7.11:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- 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/8143e5-b09cc4-dfd04e-2b1f2d-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: "#8143e5" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.