# #145ea3

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

## Values

- Hex: `#145ea3`
- RGB: rgb(20, 94, 163)
- HSL: hsl(209, 78%, 36%)
- OKLCH: oklch(0.477 0.13 251.8)
- Relative luminance: 0.108
- Nearest named color: Blue Chip (#1d5699, Δ 2.539) — https://brandsweets.com/colors/blue-chip
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/145ea3

## Tints & shades

- Tints (toward white): #186ebf, #1b7eda, #338fe6, #4e9ee9, #69adec, #84bcf0, #a0cbf3, #bfdcf7, #dbebfb, #f6fafe
- Shades (toward black): #135696, #114e88, #0f4476, #0d3c68, #0b345b, #0a2c4d, #082540, #061a2d, #041220, #020a12

## Harmonies

- Complementary: #a35914
- Analogous: #14a3a1, #1417a3
- Triadic: #a3145e, #5ea314
- Split-complementary: #a31417, #a3a114
- Tetradic: #a114a3, #a35914, #17a314

## Colors that go with #145ea3

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 #145ea3: 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), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #145ea3 — 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), Target : Expect More. Pay Less. (https://brandsweets.com/colors/brands/target-com), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/crimson
- **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #145ea3 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 #145ea3 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] — 8 real palettes, including Activision's brand system and Tesco's brand system put Blue beside #145ea3, as the accent. Seen in: Activision (https://brandsweets.com/colors/brands/activision-com), Tesco (https://brandsweets.com/colors/brands/tesco-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 #145ea3: 4 real palettes, including Coca-Cola's brand system and Gopro's brand system, as the supporting colour. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/cornflowerblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #145ea3: 5 real palettes, including Venmo's brand system and Apple's brand system, as the lead colour. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Apple (https://brandsweets.com/colors/brands/apple-com), Coursera (https://brandsweets.com/colors/brands/coursera-org), HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com). — https://brandsweets.com/colors/dodgerblue
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #145ea3: 6 real palettes, including Campbell's's brand system and AT&T's brand system, as the supporting colour. Seen in: Campbell's (https://brandsweets.com/colors/brands/campbells-com), AT&T (https://brandsweets.com/colors/brands/att-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/firebrick

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

- On white (#ffffff): 6.65:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #13599a (7.18:1)
- On black (#000000): 3.16:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #1976cc (4.5:1); AA: background → #d6d6d6 (4.57:1); AAA: text → #499ce9 (7.22:1)

## Brands using this color

- **Ikea** — accent #045ca4 (Δ 0.881) — https://brandsweets.com/colors/brands/ikea-com
- **Costco** — secondary #005daa (Δ 1.331) — https://brandsweets.com/colors/brands/costco-com
- **Costco** — accent #005dab (Δ 1.467) — https://brandsweets.com/colors/brands/costco-com
- **Amazon** — accent #2162a1 (Δ 1.537) — https://brandsweets.com/colors/brands/amazon-com
- **Dairy Queen** — secondary #005baa (Δ 1.665) — https://brandsweets.com/colors/brands/dairyqueen-com
- **Slack** — primary #1264a3 (Δ 1.73) — https://brandsweets.com/colors/brands/slack-com
- **Slack** — accent #1264a3 (Δ 1.73) — https://brandsweets.com/colors/brands/slack-com
- **American Express** — secondary #005dae (Δ 1.898) — https://brandsweets.com/colors/brands/americanexpress-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/145ea3-9cacc4-df4e4e-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: "#145ea3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.