# #045e9a

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

## Values

- Hex: `#045e9a`
- RGB: rgb(4, 94, 154)
- HSL: hsl(204, 95%, 31%)
- OKLCH: oklch(0.469 0.121 247)
- Relative luminance: 0.1036
- Nearest named color: Blue Chip (#1d5699, Δ 2.307) — https://brandsweets.com/colors/blue-chip
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/045e9a

## Tints & shades

- Tints (toward white): #0573bd, #0686db, #0b9af9, #2ea8fa, #51b7fb, #6fc3fb, #92d2fc, #b4e0fd, #d2ecfe, #f5fbff
- Shades (toward black): #04558b, #034f81, #034672, #033d63, #02375a, #022e4b, #02243c, #011b2d, #011523, #010c14

## Harmonies

- Complementary: #9a4004
- Analogous: #049a8b, #04139a
- Triadic: #9a045e, #5e9a04
- Split-complementary: #9a0413, #9a8b04
- Tetradic: #8b049a, #9a4004, #139a04

## Colors that go with #045e9a

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 #045e9a: softer than #000 and cool enough to feel like part of the same palette. Seen in: Amazon (https://brandsweets.com/colors/brands/amazon-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Harbour (https://brandsweets.com/palettes/cool#harbour), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #045e9a — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Costco (https://brandsweets.com/colors/brands/costco-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com). — https://brandsweets.com/colors/crimson
- **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #045e9a's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Motorola (https://brandsweets.com/colors/brands/motorola-com), Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Xbox (https://brandsweets.com/colors/brands/xbox-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/royalblue
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #045e9a on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Dyson (https://brandsweets.com/colors/brands/dyson-com). — https://brandsweets.com/colors/sienna
- **Amber** #ffbf00 [pool] — Amber is paired with #045e9a in 7 real palettes, including McDonald's's brand system and Warner Bros.'s brand system, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Lemon Squeezy (https://brandsweets.com/colors/brands/lemonsqueezy-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 7 real palettes, including Tesco's brand system and Activision's brand system put Blue beside #045e9a, as the supporting colour. Seen in: Tesco (https://brandsweets.com/colors/brands/tesco-com), Activision (https://brandsweets.com/colors/brands/activision-com), CVS (https://brandsweets.com/colors/brands/cvs-com), Pixar (https://brandsweets.com/colors/brands/pixar-com). — https://brandsweets.com/colors/blue
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #045e9a: 4 real palettes, including Gopro's brand system and Coca-Cola's brand system, as the supporting colour. Seen in: Gopro (https://brandsweets.com/colors/brands/gopro-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #045e9a: 4 real palettes, including Venmo's brand system and Deep Water, as the supporting colour. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Astro (https://brandsweets.com/colors/brands/astro-build), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com). — https://brandsweets.com/colors/deepskyblue

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

- On white (#ffffff): 6.83:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #045b95 (7.15:1)
- On black (#000000): 3.07:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #0579c7 (4.57:1); AA: background → #d4d4d4 (4.61:1); AAA: text → #0b9af9 (7:1)

## Brands using this color

- **Dutch Bros** — accent #005f98 (Δ 0.487) — https://brandsweets.com/colors/brands/dutchbros-com
- **Dutch Bros** — secondary #006098 (Δ 0.724) — https://brandsweets.com/colors/brands/dutchbros-com
- **Motorola** — accent #0d5c91 (Δ 1.467) — https://brandsweets.com/colors/brands/motorola-com
- **Ikea** — accent #045ca4 (Δ 1.819) — https://brandsweets.com/colors/brands/ikea-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/045e9a-9cafc4-df4e5a-1f222d-e9f1f0?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: "#045e9a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.