# #266be3

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

## Values

- Hex: `#266be3`
- RGB: rgb(38, 107, 227)
- HSL: hsl(218, 77%, 52%)
- OKLCH: oklch(0.556 0.195 260.7)
- Relative luminance: 0.1647
- Nearest named color: Bluetiful (#3c69e7, Δ 1.768) — https://brandsweets.com/colors/bluetiful
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/266be3

## Tints & shades

- Tints (toward white): #3d7be6, #4f87e8, #6696eb, #78a3ed, #8eb2f0, #a5c2f3, #b7cef6, #cdddf9, #dfe9fb, #f6f9fe
- Shades (toward black): #1c5fd4, #1955be, #164dac, #134395, #10397e, #0d2f68, #0b2451, #081c3f, #051229, #020812

## Harmonies

- Complementary: #e39e26
- Analogous: #26cae3, #3f26e3
- Triadic: #e3266b, #6be326
- Split-complementary: #e33f26, #cae326
- Tetradic: #e326ca, #e39e26, #26e33f

## Colors that go with #266be3

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 #266be3: 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), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #266be3 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Foot Locker (https://brandsweets.com/colors/brands/footlocker-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com), Chase (https://brandsweets.com/colors/brands/chase-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/crimson
- **Amber** #ffbf00 [pool] — Amber is paired with #266be3 in 10 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), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 14 real palettes, including BBC's brand system and EA's brand system put Blue beside #266be3, as the accent. Seen in: BBC (https://brandsweets.com/colors/brands/bbc-com), EA (https://brandsweets.com/colors/brands/ea-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #266be3: 14 real palettes, including Carrefour's brand system and Nokia's brand system, as the accent. Seen in: Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Nokia (https://brandsweets.com/colors/brands/nokia-com), Unilever (https://brandsweets.com/colors/brands/unilever-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #266be3: 6 real palettes, including Webflow's brand system and NBA's brand system, as the accent. Seen in: Webflow (https://brandsweets.com/colors/brands/webflow-com), NBA (https://brandsweets.com/colors/brands/nba-com), Roblox (https://brandsweets.com/colors/brands/roblox-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #266be3: 7 real palettes, including Elastic's brand system and Astro's brand system, as the supporting colour. Seen in: Elastic (https://brandsweets.com/colors/brands/elastic-co), Astro (https://brandsweets.com/colors/brands/astro-build), Calm (https://brandsweets.com/colors/brands/calm-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/deepskyblue
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #266be3: 7 real palettes, including Nissan's brand system and Bose's brand system, as the supporting colour. Seen in: Nissan (https://brandsweets.com/colors/brands/nissanusa-com), Bose (https://brandsweets.com/colors/brands/bose-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com), AT&T (https://brandsweets.com/colors/brands/att-com). — https://brandsweets.com/colors/firebrick

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

- On white (#ffffff): 4.89:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #1853b9 (7.05:1)
- On black (#000000): 4.29:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #2f72e4 (4.65:1); AA: background → #f7f7f7 (4.56:1); AAA: text → #6696eb (7.13:1)

## Brands using this color

- **Sephora** — secondary #136bea (Δ 1.311) — https://brandsweets.com/colors/brands/sephora-com
- **ASUS** — accent #006ce1 (Δ 1.335) — https://brandsweets.com/colors/brands/asus-com
- **Carrefour** — secondary #0970e6 (Δ 1.458) — https://brandsweets.com/colors/brands/carrefour-com
- **Loom** — primary #1868db (Δ 1.698) — https://brandsweets.com/colors/brands/loom-com
- **Loom** — secondary #1868db (Δ 1.698) — https://brandsweets.com/colors/brands/loom-com
- **Fivetran blue** — primary #346cec (Δ 1.769) — https://brandsweets.com/colors/brands/fivetran-com
- **GitHub** — accent #0969da (Δ 1.996) — https://brandsweets.com/colors/brands/github

## 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/266be3-9ca6c4-df644e-201f2d-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: "#266be3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.