# #0081eb

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

## Values

- Hex: `#0081eb`
- RGB: rgb(0, 129, 235)
- HSL: hsl(207, 100%, 46%)
- OKLCH: oklch(0.603 0.185 252.8)
- Relative luminance: 0.217
- Nearest named color: Azure (#007fff, Δ 3.111) — https://brandsweets.com/colors/azure-2
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/0081eb

## Tints & shades

- Tints (toward white): #058fff, #1f9aff, #3da8ff, #57b3ff, #70bfff, #8acaff, #a3d6ff, #c2e3ff, #dbefff, #f5faff
- Shades (toward black): #0076d6, #006bc2, #005da8, #005194, #004680, #003b6b, #003057, #00223d, #001629, #000b14

## Harmonies

- Complementary: #eb6a00
- Analogous: #00ebdf, #000ceb
- Triadic: #eb0081, #81eb00
- Split-complementary: #eb000c, #ebdf00
- Tetradic: #df00eb, #eb6a00, #0ceb00

## Colors that go with #0081eb

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 #0081eb: softer than #000 and cool enough to feel like part of the same palette. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Docker (https://brandsweets.com/colors/brands/docker-com), Zoom (https://brandsweets.com/colors/brands/zoom-us), Auth0 (https://brandsweets.com/colors/brands/auth0-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #0081eb — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: NASCAR (https://brandsweets.com/colors/brands/nascar-com), Foot Locker (https://brandsweets.com/colors/brands/footlocker-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/crimson
- **Copper** #b87333 [harmony, pool: complementary] — Copper sits directly opposite #0081eb on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Notion (https://brandsweets.com/colors/brands/notion). — https://brandsweets.com/colors/copper
- **Amber** #ffbf00 [pool] — Amber is paired with #0081eb in 12 real palettes, including Google's brand system and Walmart's brand system, as the accent. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Walmart (https://brandsweets.com/colors/brands/walmart-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 14 real palettes, including Readymag's brand system and Cargo's brand system put Blue beside #0081eb, as the supporting colour. Seen in: Readymag (https://brandsweets.com/colors/brands/readymag-com), Cargo (https://brandsweets.com/colors/brands/cargo-site), Samsung (https://brandsweets.com/colors/brands/samsung-com), Penpot (https://brandsweets.com/colors/brands/penpot-app). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #0081eb: 11 real palettes, including Carrefour's brand system and Behance's brand system, as the accent. Seen in: Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Behance (https://brandsweets.com/colors/brands/behance-net), Intel (https://brandsweets.com/colors/brands/intel-com), General Mills (https://brandsweets.com/colors/brands/generalmills-com). — https://brandsweets.com/colors/cobalt
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #0081eb: 10 real palettes, including Patreon's brand system and Venmo's brand system, as the supporting colour. Seen in: Patreon (https://brandsweets.com/colors/brands/patreon-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Telegram (https://brandsweets.com/colors/brands/telegram-org), Elastic (https://brandsweets.com/colors/brands/elastic-co). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #0081eb: 18 real palettes, including Motorola's brand system and Guinness's brand system, as the accent. Seen in: Motorola (https://brandsweets.com/colors/brands/motorola-com), Guinness (https://brandsweets.com/colors/brands/guinness-com), Coursera (https://brandsweets.com/colors/brands/coursera-org), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 3.93:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #0076d6 (4.6:1); AA: background → #171717 (4.56:1); AAA: text → #005aa3 (7.02:1)
- On black (#000000): 5.34:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1f9aff (7.12:1)

## Brands using this color

- **Readymag** — primary #1484eb (Δ 0.97) — https://brandsweets.com/colors/brands/readymag-com
- **Star Wars** — secondary #1786eb (Δ 1.52) — https://brandsweets.com/colors/brands/starwars-com
- **Patreon** — accent #0e87eb (Δ 1.681) — https://brandsweets.com/colors/brands/patreon-com
- **Notion** — accent #2383e2 (Δ 1.785) — https://brandsweets.com/colors/brands/notion

## 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/0081eb-9cadc4-df4e53-1f212d-e9f1f1?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: "#0081eb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.