# #266cf7

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

## Values

- Hex: `#266cf7`
- RGB: rgb(38, 108, 247)
- HSL: hsl(220, 93%, 56%)
- OKLCH: oklch(0.574 0.22 262.1)
- Relative luminance: 0.1785
- Nearest named color: Bluerocratic (#1f66ff, Δ 1.926) — https://brandsweets.com/colors/bluerocratic
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/266cf7

## Tints & shades

- Tints (toward white): #3a79f8, #4e87f9, #6697f9, #7aa5fa, #8eb2fb, #a1c0fc, #b5cdfc, #cedefd, #e1ebfe, #f5f8ff
- Shades (toward black): #0e5bf6, #0851e2, #0746c5, #063eac, #053594, #042c7b, #042362, #021945, #02102c, #010714

## Harmonies

- Complementary: #f7b226
- Analogous: #26d4f7, #4926f7
- Triadic: #f7266c, #6cf726
- Split-complementary: #f74926, #d4f726
- Tetradic: #f726d4, #f7b226, #26f749

## Colors that go with #266cf7

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 #266cf7: softer than #000 and cool enough to feel like part of the same palette. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Zoom (https://brandsweets.com/colors/brands/zoom-us), Disney (https://brandsweets.com/colors/brands/disney-com), Campus (https://brandsweets.com/palettes/friendly#campus). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #266cf7 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), WWE (https://brandsweets.com/colors/brands/wwe-com), Toyota (https://brandsweets.com/colors/brands/toyota-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/crimson
- **Amber** #ffbf00 [pool] — Amber is paired with #266cf7 in 9 real palettes, including Walmart's brand system and NBA's brand system, as the accent. Seen in: Walmart (https://brandsweets.com/colors/brands/walmart-com), NBA (https://brandsweets.com/colors/brands/nba-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 14 real palettes, including MongoDB's brand system and EA's brand system put Blue beside #266cf7, as the accent. Seen in: MongoDB (https://brandsweets.com/colors/brands/mongodb-com), EA (https://brandsweets.com/colors/brands/ea-com), BBC (https://brandsweets.com/colors/brands/bbc-com), Penpot (https://brandsweets.com/colors/brands/penpot-app). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #266cf7: 13 real palettes, including Behance's brand system and Nokia's brand system, as the supporting colour. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), Nokia (https://brandsweets.com/colors/brands/nokia-com), Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Nivea (https://brandsweets.com/colors/brands/nivea-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #266cf7: 6 real palettes, including Webflow's brand system and Roblox's brand system, as the accent. Seen in: Webflow (https://brandsweets.com/colors/brands/webflow-com), Roblox (https://brandsweets.com/colors/brands/roblox-com), NBA (https://brandsweets.com/colors/brands/nba-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #266cf7: 8 real palettes, including Elastic's brand system and Calm's brand system, as the supporting colour. Seen in: Elastic (https://brandsweets.com/colors/brands/elastic-co), Calm (https://brandsweets.com/colors/brands/calm-com), Patreon (https://brandsweets.com/colors/brands/patreon-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/deepskyblue
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #266cf7: 6 real palettes, including Bose's brand system and Nissan's brand system, as the accent. Seen in: Bose (https://brandsweets.com/colors/brands/bose-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com), Honda (https://brandsweets.com/colors/brands/honda-com). — https://brandsweets.com/colors/firebrick

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

- On white (#ffffff): 4.59:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #084cd4 (7.01:1)
- On black (#000000): 4.57:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6294f9 (7.12:1)

## Brands using this color

- **Rotten Tomatoes** — secondary #326af6 (Δ 0.806) — https://brandsweets.com/colors/brands/rottentomatoes-com
- **Webflow** — primary #146cf4 (Δ 0.949) — https://brandsweets.com/colors/brands/webflow-com
- **Elastic** — accent #0d6efd (Δ 1.256) — https://brandsweets.com/colors/brands/elastic-co
- **Ubisoft** — accent #006ef5 (Δ 1.273) — https://brandsweets.com/colors/brands/ubisoft-com
- **MongoDB** — secondary #006cfa (Δ 1.294) — https://brandsweets.com/colors/brands/mongodb-com
- **EA** — accent #0070f3 (Δ 1.531) — https://brandsweets.com/colors/brands/ea-com
- **Vercel** — accent #0070f3 (Δ 1.531) — https://brandsweets.com/colors/brands/vercel
- **GEICO** — secondary #026df1 (Δ 1.551) — https://brandsweets.com/colors/brands/geico-com
- **Behance** — primary #1769ff (Δ 1.6) — https://brandsweets.com/colors/brands/behance-net
- **Yahoo** — accent #0f69ff (Δ 1.737) — https://brandsweets.com/colors/brands/yahoo-com
- **BBC** — secondary #0071f1 (Δ 1.811) — https://brandsweets.com/colors/brands/bbc-com
- **Square** — primary #006aff (Δ 1.824) — https://brandsweets.com/colors/brands/squareup-com
- **Square** — accent #006aff (Δ 1.824) — https://brandsweets.com/colors/brands/squareup-com
- **Fivetran blue** — primary #346cec (Δ 1.846) — https://brandsweets.com/colors/brands/fivetran-com

## 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/266cf7-9ca5c4-df694e-211f2d-e9f0f1?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: "#266cf7" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.