Steel Blue Color Psychology & Meaning
Steel blue is the palette of infrastructure — these muted grays with blue undertones signal the solid, dependable quality of industrial materials made digital.
#F0F4F8
#7090B0
#3A5A80
#0A2040
Background
Primary Accent
Secondary
Body Text
Steel Blue Color Palette
#F0F4F8 · #7090B0 · #3A5A80 · #0A2040
AAA
WCAG Grade
14.7:1
Contrast Ratio
2,100
Saves
5,700
AI Copies
Use #F0F4F8 as the background. Use #7090B0 as the primary accent. Use #3A5A80 as secondary. Use #0A2040 as body text. Palette: Steel Blue.
Hex Codes, RGB & CMYK Color Values
Technical breakdown for the Steel Blue color scheme. Use these values for web design (HEX/RGB), print projects (CMYK), or specialized design software (HSL).
| Swatch | Design Role | HEX | RGB | CMYK | HSL |
|---|---|---|---|---|---|
| Background Luminance: 90.0% | 240, 244, 248 | 3%, 2%, 0%, 3% | 210°, 36%, 96% | ||
| Primary Accent Luminance: 26.5% | 112, 144, 176 | 36%, 18%, 0%, 31% | 210°, 29%, 56% | ||
| Secondary Luminance: 9.8% | 58, 90, 128 | 55%, 30%, 0%, 50% | 213°, 38%, 36% | ||
| Body Text Luminance: 1.5% | 10, 32, 64 | 84%, 50%, 0%, 75% | 216°, 73%, 15% |
Steel Blue Tints & Shades
Hover states, borders and elevation need lighter and darker steps of your base colors. Here are computed tints and shades for every color in the Steel Blue palette — click any swatch to copy its hex.
#F0F4F8 gently saturated cyan-blue
#7090B0 gently saturated cyan-blue
#3A5A80 gently saturated cyan-blue
#0A2040 saturated blue
Steel Blue Palette Contrast Matrix (WCAG 2.1)
Every color tested as text on every other color as background. Body copy needs 4.5:1 (AA), large text and UI components 3:1. AAA requires 7:1.
| Text on Background | Preview | Ratio | Grade | Safe For |
|---|---|---|---|---|
| #0A2040 on #F0F4F8 |
Aa Sample Text
| 14.69:1 | AAA | Body text, headings, UI |
| #F0F4F8 on #0A2040 |
Aa Sample Text
| 14.69:1 | AAA | Body text, headings, UI |
| #3A5A80 on #F0F4F8 |
Aa Sample Text
| 6.43:1 | AA | Body text, UI |
| #F0F4F8 on #3A5A80 |
Aa Sample Text
| 6.43:1 | AA | Body text, UI |
| #0A2040 on #7090B0 |
Aa Sample Text
| 4.87:1 | AA | Body text, UI |
| #7090B0 on #0A2040 |
Aa Sample Text
| 4.87:1 | AA | Body text, UI |
| #7090B0 on #F0F4F8 |
Aa Sample Text
| 3.01:1 | Fail | Large headings, UI components |
| #F0F4F8 on #7090B0 |
Aa Sample Text
| 3.01:1 | Fail | Large headings, UI components |
| #0A2040 on #3A5A80 |
Aa Sample Text
| 2.28:1 | Fail | Decorative use only |
| #3A5A80 on #0A2040 |
Aa Sample Text
| 2.28:1 | Fail | Decorative use only |
| #3A5A80 on #7090B0 |
Aa Sample Text
| 2.13:1 | Fail | Decorative use only |
| #7090B0 on #3A5A80 |
Aa Sample Text
| 2.13:1 | Fail | Decorative use only |
Color Harmony: Analogous Scheme
The Steel Blue palette is built using a analogous relationship between its hues. This ensures that even with high-contrast accents, the overall scheme feels balanced and intentional.
Hue Wheel
A analogous palette is often preferred by professional designers because it creates a calm, serene atmosphere by using neighboring colors.
History & Design Context
Steel blue as a design color sits between corporate navy and brighter tech blues, offering a grounded professionalism that appeals to both engineering and management sensibilities.
Best Design Use Cases
Very light steel-blue for surfaces. Mid steel-blue for cards. Rich steel for interactive elements. Dark navy for text.
Industries This Palette Suits
Engineering companies, industrial brands, B2B tech, defense, professional services.
Colors That Pair Well With Steel Blue
Need a fifth color? These three companions are computed from the palette's own hue positions on the color wheel, so they extend the scheme without breaking its harmony.
orange
directly opposite #7090B0 on the wheel — the strongest accent for CTAs and highlights when you need maximum energy
blue
30° beside #7090B0 — a calm secondary that extends the palette without adding tension
tinted neutral
a ink-black carrying the palette's own hue — perfect for surfaces and dividers
Using Steel Blue Without Breaking Accessibility
- Use #7090B0 for buttons and links — it scores 3.0:1 against the #F0F4F8 background (above the 3:1 UI-components threshold).
- Set body text in #0A2040 — 14.7:1 against #F0F4F8 passes WCAG AA (AAA) for long-form reading.
- Let #3A5A80 carry sidebars, cards and footers — at a mid lightness it separates zones without stealing focus from #7090B0.
How to Implement the Steel Blue Color Scheme
To use this Steel Blue color palette in your web project, you can copy the following CSS variables or Tailwind CSS configuration. These roles ensure your UI maintains accessibility and visual hierarchy.
Option 1: CSS Variables
:root {
/* {name} Palette - ihatecolors.com */{'
'} --color-bg: {colors[0]};{'
'} --color-primary: {colors[1]};{'
'} --color-secondary: {colors[2]};{'
'} --color-text: {colors[3]};{'
'} {'}'}Web Design Tip
Use #F0F4F8 for the main background and #7090B0 for primary buttons. This creates a high-contrast focal point.
Accessibility Note
The contrast ratio between #0A2040 and #F0F4F8 is 14.69:1 (AAA). Ensure your body text remains legible.
Steel Blue Palette — Frequently Asked Questions
What are the hex codes in the Steel Blue color palette?
The Steel Blue palette contains #F0F4F8, #7090B0, #3A5A80, #0A2040. Click any swatch on this page to copy its value, or export all four at once as CSS variables, Tailwind config, SCSS or a Figma-ready list.
Is the Steel Blue color palette accessible (WCAG)?
Yes for its strongest pairings: #0A2040 on #F0F4F8 reaches 14.7:1 (AAA). For body text always keep a 4.5:1 ratio and for large UI elements 3:1 — the full contrast matrix above shows the exact score for every color-on-color combination in this palette.
What colors go well with the Steel Blue palette?
Beyond its own four colors, #AF8F6E, #7979A4, #131416 extend it naturally: the complementary hue for high-energy accents, an analogous neighbor for calm transitions, and a tinted neutral for surfaces. All three are computed from this palette's hues on the color wheel.
What mood does the Steel Blue palette create?
Steel Blue reads as professional, cool, solid. Gently saturated cyan-blue drives the personality, grounded by gently saturated cyan-blue — a combination that works best when the very light base gets most of the canvas.
Can I use the Steel Blue color palette commercially?
Yes. Individual color values can't be copyrighted, so the Steel Blue palette is free for personal, client and commercial work — websites, branding, apps, print and social content, with no attribution required.
How do I add the Steel Blue palette to Tailwind or CSS?
Use the export panel on this page: CSS variables, a Tailwind config block, SCSS variables, or a Figma copy list are generated from Steel Blue's exact values, including the tint and shade ramps shown above.