Space Cadet

HEX: #1D2951 | Modern Palette

On White
14.11:1
PASS
On Black
1.49:1
FAIL

Color Specifications

HEX
#1D2951
RGB
29, 41, 81
HSL
226°, 64% ,31%
CMYK
64.2, 49.38, 0, 68.24

About Space Cadet

Space Cadet (#1D2951) is a color with RGB(29, 41, 81) and HSL(226.15°, 64.2%, 31.76%). It is commonly associated with Luxury moods. In design, it fits Cool styles and is suitable for Text, Button, Accent. Its complementary color is #51451D, which creates strong contrast. Its triadic palette includes #511D29 and #29511D. The name comes from Space Cadet (English).

  • HEX: #1D2951
  • RGB: 29, 41, 81
  • HSL: 226.15°, 64.2%, 31.76%
  • Mood: Luxury
  • Style: Cool
  • Use case: Text, Button, Accent
  • Complementary color: #51451D
  • Triadic colors: #511D29, #29511D
  • The name comes from Space Cadet (English).

Live Components

LIGHT
DARK
System Notification Box

Color Palettes

Space Cadet #1D2951 is used in Monochromatic, Neutral + Accent, Analogous, 3 + 1 + 1 palettes, giving designers ready-made combinations for backgrounds, surfaces, accents, and interface elements.

Monochromatic Five tones of the same hue — a reliable scale for backgrounds, surfaces, and text.
 
SPACE CADET
 
 
 
Neutral + Accent Four near-neutral tones grounded by a saturated accent — clean and versatile for UI.
 
 
SPACE CADET
 
 
Analogous Five hues drifting across a 60° arc — naturally harmonious and pleasing to the eye.
 
 
 
 
 
3 + 1 + 1 Three analogous base colors, one complementary accent, one dark anchor — bold yet balanced.
 
 
 
 
 

Color Harmonies

Space Cadet #1D2951 pairs with #51451D as its complementary color, and #511D29 and #29511D in triadic combinations. These harmony relationships help create balanced color combinations for UI, branding, and design work.

Complementary

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

SPACE CADET
Analogous

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

SPACE CADET
Triadic

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

SPACE CADET
Split-Complementary

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

SPACE CADET
Tetradic (Square)

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

SPACE CADET
Monochromatic

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

SPACE CADET

Shades & Tints

The shade and tint range for Space Cadet #1D2951 moves from dark #070A13 tones through the base color to lighter #ECEFF8 tones, making it useful for depth, hierarchy, and background variation.

SPACE CADET

Color Characteristics

Mood
Luxury
Style
Cool
Use case
Text Button Accent

Accessibility Simulation

Deuteranopia #262651
Protanopia #282851
Tritanopia #0E3030
Achromatopsia #2B2B2B

Frequently Asked Questions

Space Cadet (#1D2951) is a color with RGB(29, 41, 81) and HSL(226.15°, 64.2%, 31.76%).

#1D2951 pairs strongly with #51451D as its complementary color. It can also be used with neutral tones for balanced UI and design layouts.

#1D2951 is suitable for Text, Button, Accent and works well with Cool styles.

#1D2951 is commonly associated with Luxury.

The name Space Cadet is linked to Space Cadet from English, meaning Refers to a trainee in a space program or a person who is out of touch with reality..

Name, History & Etymology

Origin Word Space Cadet
Meaning Refers to a trainee in a space program or a person who is out of touch with reality.
Language English
First Recorded Use Mid-20th Century

History

The phrase 'Space Cadet' originated from Robert Heinlein's 1948 novel 'Space Cadet,' which popularized the concept of young individuals training for space missions. This term subsequently entered popular culture, often used to describe someone dreamy or disconnected. Its adoption as a color name likely reflects a modern association with the deep blues and purples often depicted in space imagery.

First Recorded Use

The term 'Space Cadet' gained prominence in the mid-20th century, particularly with the rise of science fiction and space exploration narratives. Its use as a specific color name is more recent, likely emerging in digital color palettes.

Cultural Associations

The term 'Space Cadet' carries connotations of futuristic exploration, scientific ambition, and sometimes a whimsical detachment from earthly concerns. In popular culture, it evokes images of starry nights and the vastness of the cosmos. The color itself often appears in designs aiming for a sophisticated, technological, or otherworldly aesthetic.

Similar Named Colors
Oxford Blue #002147 ΔE 4.45
Yankees Blue #1C2841 ΔE 4.84
Deep Koamaru #333366 ΔE 5.36
Cool Black #002E63 ΔE 5.51

Code Snippets

/* Background */
.element {
    background-color: #1D2951;
}

/* Text */
.element {
    color: #1D2951;
}

/* Border */
.element {
    border: 1px solid #1D2951;
}

/* Linear gradient to complementary */
.element {
    background: linear-gradient(
        to right,
        #1D2951,
        #856D1D
    );
}

/* Radial gradient */
.element {
    background: radial-gradient(
        circle,
        #1D2951,
        #856D1D
    );
}

// SCSS variable
$space-cadet: #1D2951;

// With RGB channels (useful for rgba() usage)
$space-cadet-r: 29;
$space-cadet-g: 41;
$space-cadet-b: 81;

// Usage
.element {
    background-color: $space-cadet;
    color: rgba($space-cadet-r, $space-cadet-g, $space-cadet-b, 0.8);
}