Air Force Blue (USAF) (#00308F)

HEX, RGB, HSL, CMYK values + mood/style/use-case color tags. Use this page to keep your colors consistent across web and print.

Preview

Sample Text

This is how text may look on this color.

Best text color: #FFFFFF
Contrast vs white: 11.54:1 — vs black: 1.82:1

Color values

HEX #00308F
RGB rgb(0, 48, 143)
HSL hsl(219, 100%, 56%)
CMYK cmyk( 100, 66.43, 0, 43.92 )

Convert this color Check contrast Extract from image Resize/Compress image

Tags

Mood

Style

Vivid (210) Neon (200)

Use case

Text (210) Button (200) Accent (185)

Tip: tags are heuristic suggestions (helpful for browsing and inspiration).

Color Harmonies

Colors that pair well with #00308F based on color theory relationships.

Complementary

The color directly opposite on the color wheel — creates maximum contrast and vibrance.

Air Force Blue (USAF)
#00308F Base

#8F5F00

Analogous

Colors adjacent on the wheel — naturally harmonious and pleasing to the eye.

Air Force Blue (USAF)
#00308F Base

#00788F

#17008F

Triadic

Three colors equally spaced 120° apart — bold, balanced, and visually rich.

Air Force Blue (USAF)
#00308F Base

#8F0030

#308F00

Split-Complementary

Two colors flanking the complement — high contrast with less tension than full complementary.

Air Force Blue (USAF)
#00308F Base

#8F1700

#788F00

Tetradic (Square)

Four colors at 90° intervals — rich variety, best when one color dominates.

Air Force Blue (USAF)
#00308F Base

#8F0078

#8F5F00

#008F17

Monochromatic

Shades and tints of the same hue — cohesive, elegant, and easy to work with.

Air Force Blue (USAF)
#00308F Base

#00091A

#001642

#002266

#003EB8

#004ADB

#2971FF

Shades & Tints

Darker shades and lighter tints of Air Force Blue (USAF), generated by adjusting lightness while keeping the same hue and saturation.

Shades (darker)

— #00091A

— #001031

— #001849

— #002060

— #002877

Air Force Blue (USAF) #00308F Base

— #0047D3

— #1966FF

— #5D93FF

— #A1C1FF

— #E6EEFF

CSS & SCSS Snippets

Ready-to-use code snippets for #00308F. Click the copy button to copy any snippet to your clipboard.

/* Background */
.element {
    background-color: #00308F;
}

/* Text */
.element {
    color: #00308F;
}

/* Border */
.element {
    border: 1px solid #00308F;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #00308F,
        #FFB41F
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #00308F,
        #FFB41F
    );
}

// SCSS variable
$air-force-blue-(usaf): #00308F;

// With RGB channels (useful for rgba() usage)
$air-force-blue-(usaf)-r: 0;
$air-force-blue-(usaf)-g: 48;
$air-force-blue-(usaf)-b: 143;

// Usage
.element {
    background-color: $air-force-blue-(usaf);
    color: rgba($air-force-blue-(usaf)-r, $air-force-blue-(usaf)-g, $air-force-blue-(usaf)-b, 0.8);
}

Color Blindness Simulation

How Air Force Blue (USAF) appears to people with different types of color vision deficiency.

Normal Vision #00308F How the color appears with full color vision.

Deuteranopia #28288F Deuteranopia affects ~8% of males. Green cones are absent, making it difficult to distinguish red from green. The most common form of color blindness.

Protanopia #2D2D8F Protanopia affects ~1% of males. Red cones are absent, causing reds to appear dark and indistinguishable from greens and browns.

Tritanopia #004646 Tritanopia is rare (~0.003%). Blue cones are absent, making blue and yellow difficult to distinguish. Blues may appear green, yellows appear pink.

Achromatopsia #393939 Achromatopsia is complete color blindness. The world is seen entirely in shades of grey. Affects ~1 in 30,000 people.

Similar Named Colors

The closest named colors to Air Force Blue (USAF) ranked by perceptual difference (Delta-E 2000 — lower = more similar).

Air Force Blue (USAF) #00308F Base

Smalt #003399 ΔE 1.56

Catalina Blue #062A78 ΔE 3.58

Egyptian Blue #1034A6 ΔE 3.59

International Klein Blue #002FA7 ΔE 3.72

How to use this color

Copy HEX for CSS and design tools, or RGB/HSL for UI adjustments.
Use CMYK when preparing print assets (posters, packaging, brochures).
Check contrast before using it for text or important UI elements.