# #177efd

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

## Values

- Hex: `#177efd`
- RGB: rgb(23, 126, 253)
- HSL: hsl(213, 98%, 54%)
- OKLCH: oklch(0.612 0.209 257.4)
- Relative luminance: 0.222
- Nearest named color: Azure (#007fff, Δ 0.526) — https://brandsweets.com/colors/azure-2
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/177efd

## Tints & shades

- Tints (toward white): #2b89fd, #4497fd, #58a3fd, #72b1fe, #86bcfe, #9ac7fe, #b3d5fe, #c7e0fe, #e1eeff, #f5f9ff
- Shades (toward black): #0271f7, #0265de, #025ac5, #024eac, #014392, #013779, #012c60, #012047, #00152d, #000914

## Harmonies

- Complementary: #fd9517
- Analogous: #17f1fd, #2217fd
- Triadic: #fd177e, #7efd17
- Split-complementary: #fd2217, #f1fd17
- Tetradic: #fd17f1, #fd9517, #17fd22

## Colors that go with #177efd

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 #177efd: 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), Blizzard (https://brandsweets.com/colors/brands/blizzard-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #177efd — 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), Foot Locker (https://brandsweets.com/colors/brands/footlocker-com). — https://brandsweets.com/colors/crimson
- **Copper** #b87333 [harmony, pool: complementary] — Copper sits directly opposite #177efd 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 #177efd in 9 real palettes, including Google's brand system and Heatwave, as the accent. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave), Walmart (https://brandsweets.com/colors/brands/walmart-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 13 real palettes, including Cargo's brand system and Samsung's brand system put Blue beside #177efd, as the accent. Seen in: Cargo (https://brandsweets.com/colors/brands/cargo-site), Samsung (https://brandsweets.com/colors/brands/samsung-com), Penpot (https://brandsweets.com/colors/brands/penpot-app), Readymag (https://brandsweets.com/colors/brands/readymag-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #177efd: 10 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), Nokia (https://brandsweets.com/colors/brands/nokia-com), Nivea (https://brandsweets.com/colors/brands/nivea-com). — https://brandsweets.com/colors/cobalt
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #177efd: 9 real palettes, including Venmo's brand system and Patreon's brand system, as the supporting colour. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Patreon (https://brandsweets.com/colors/brands/patreon-com), Elastic (https://brandsweets.com/colors/brands/elastic-co), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #177efd: 17 real palettes, including Coursera's brand system and Venmo's brand system, as the accent. Seen in: Coursera (https://brandsweets.com/colors/brands/coursera-org), Venmo (https://brandsweets.com/colors/brands/venmo-com), Guinness (https://brandsweets.com/colors/brands/guinness-com), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com). — https://brandsweets.com/colors/denim

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

- On white (#ffffff): 3.86:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #026ef2 (4.65:1); AA: background → #1a1a1a (4.51:1); AAA: text → #0253b6 (7.2:1)
- On black (#000000): 5.44:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #4497fd (7.09:1)

## Brands using this color

- **OnePlus** — secondary #007bff (Δ 1.04) — https://brandsweets.com/colors/brands/oneplus-com
- **Absolut** — secondary #007aff (Δ 1.262) — https://brandsweets.com/colors/brands/absolut-com
- **Abstract** — accent #007aff (Δ 1.262) — https://brandsweets.com/colors/brands/abstract-com
- **ASUS** — secondary #007aff (Δ 1.262) — https://brandsweets.com/colors/brands/asus-com
- **Cargo** — primary #007aff (Δ 1.262) — https://brandsweets.com/colors/brands/cargo-site
- **Databricks** — accent #007aff (Δ 1.262) — https://brandsweets.com/colors/brands/databricks-com
- **Liquid Death** — secondary #007aff (Δ 1.262) — https://brandsweets.com/colors/brands/liquiddeath-com
- **PostHog** — primary #007aff (Δ 1.262) — https://brandsweets.com/colors/brands/posthog-com
- **Samsung** — secondary #007aff (Δ 1.262) — https://brandsweets.com/colors/brands/samsung-com
- **PostHog** — secondary #2f80fa (Δ 1.347) — https://brandsweets.com/colors/brands/posthog-com
- **Confluent** — secondary #0079ff (Δ 1.491) — https://brandsweets.com/colors/brands/confluent-io
- **Opensea** — primary #0484fc (Δ 1.5) — https://brandsweets.com/colors/brands/opensea-io
- **Bluesky Social** — primary #1484fc (Δ 1.528) — https://brandsweets.com/colors/brands/bsky-app
- **Bluesky Social** — secondary #0085ff (Δ 1.71) — https://brandsweets.com/colors/brands/bsky-app
- **Penpot** — accent #1677ff (Δ 1.787) — https://brandsweets.com/colors/brands/penpot-app

## 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/177efd-9ca9c4-df584e-1f202d-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: "#177efd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.