# #8181ea

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

## Values

- Hex: `#8181ea`
- RGB: rgb(129, 129, 234)
- HSL: hsl(240, 71%, 71%)
- OKLCH: oklch(0.651 0.154 281.3)
- Relative luminance: 0.2631
- Nearest named color: Orchid (#7a81ff, Δ 3.249) — https://brandsweets.com/colors/orchid-2
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/8181ea

## Tints & shades

- Tints (toward white): #8e8eec, #9696ed, #a3a3ef, #b1b1f2, #bebef4, #c6c6f5, #d3d3f8, #e0e0fa, #e9e9fb, #f6f6fe
- Shades (toward black): #6262e4, #4848e0, #2929db, #2121c0, #1c1ca6, #171787, #121269, #0d0d4a, #080830, #030311

## Harmonies

- Complementary: #eaea81
- Analogous: #81b5ea, #b581ea
- Triadic: #ea8181, #81ea81
- Split-complementary: #eab581, #b5ea81
- Tetradic: #ea81b5, #eaea81, #81eab5

## Colors that go with #8181ea

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 text near-black for #8181ea: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Disney (https://brandsweets.com/colors/brands/disney-com). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: triadic] — Medium Sea Green completes a triad with #8181ea — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Unity (https://brandsweets.com/colors/brands/unity-com), Terminal (https://brandsweets.com/palettes/technical#terminal), Olympics (https://brandsweets.com/colors/brands/olympics-com). — https://brandsweets.com/colors/mediumseagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #8181ea in 6 real palettes, including Mastodon hosted on mastodon.social's brand system and Blueprint, as the accent. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 8 real palettes, including Qualcomm's brand system and Canva's brand system put Blue beside #8181ea, as the accent. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Readymag (https://brandsweets.com/colors/brands/readymag-com). — https://brandsweets.com/colors/blue
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #8181ea: 7 real palettes, including Blueprint and Calm's brand system, as the lead colour. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Calm (https://brandsweets.com/colors/brands/calm-com), Patreon (https://brandsweets.com/colors/brands/patreon-com), Telegram (https://brandsweets.com/colors/brands/telegram-org). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #8181ea: 10 real palettes, including Coursera's brand system and Apple's brand system, as the accent. Seen in: Coursera (https://brandsweets.com/colors/brands/coursera-org), Apple (https://brandsweets.com/colors/brands/apple-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #8181ea in 4 real palettes, including Liquid Death's brand system and Ledger Dark, as the accent. Seen in: Liquid Death (https://brandsweets.com/colors/brands/liquiddeath-com), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Disney (https://brandsweets.com/colors/brands/disney-com), Chevrolet (https://brandsweets.com/colors/brands/chevrolet-com). — https://brandsweets.com/colors/goldenrod
- **Light Sky Blue** #87cefa [pool] — Light Sky Blue is paired with #8181ea in 4 real palettes, including Calm's brand system and Opensea's brand system, as the supporting colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Opensea (https://brandsweets.com/colors/brands/opensea-io), Sentry (https://brandsweets.com/colors/brands/sentry-io), Netlify (https://brandsweets.com/colors/brands/netlify-com). — https://brandsweets.com/colors/lightskyblue

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

- On white (#ffffff): 3.35:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #6666e5 (4.57:1); AA: background → #262626 (4.51:1); AAA: text → #3f3fde (7.05:1)
- On black (#000000): 6.26:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #8e8eec (7.23:1)

## 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/8181ea-a19cc4-df994e-251f2d-e9edf1?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: "#8181ea" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.