Astronaut

#1F3B79

General Information

The hex color #1F3B79, often referred to as "Astronaut," is a deep, muted blue with subtle undertones that evoke feelings of tranquility and sophistication. In the RGB color model, it is composed of 12.2% red, 23.14% green, and 47.45% blue. This color falls within the blue-violet spectrum, leaning towards the cooler side of the color wheel. It is commonly used in branding and design to convey trust, stability, and intelligence. Because of its depth, Astronaut can add a touch of elegance and professionalism to various applications, from web design to print materials. It is important to consider the psychological impact of this color, as it can influence perceptions and create specific moods.

The hex color #1F3B79, also known as Astronaut, presents some accessibility challenges, particularly in text-based applications. Its relatively low luminance value means that it requires careful consideration of contrast ratios against background colors. According to WCAG guidelines, sufficient contrast is essential for readability, especially for users with visual impairments. When using #1F3B79 for text, it's crucial to pair it with a very light background to ensure a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text. Using online contrast checkers can help verify compliance. In interactive elements, such as buttons or links, the color should provide clear visual cues for focus states and hover effects to enhance usability for all users. Additionally, consider providing alternative color schemes to cater to users with specific color vision deficiencies.

Shades

Digital Color Formats

RGB
31 59 121
RGB31 59 121
Red
Green
Blue
HSL
221.33deg 59.21% 29.8%
221.3359.2129.8HSL
Hue
Saturation
Lightness
HWB
221.33deg 12.16% 52.55%
221.3312.1652.55HWB
Hue
Whiteness
Blackness
hex#1F3B79
rgb31 59 121
hsl221.33deg 59.21% 29.8%
cmyk74.38% 51.24% 0% 52.55%
hwb221.33deg 12.16% 52.55%
xyz-d650.06 0.05 0.19
oklch0.3678 0.1114 263.6
oklab0.3678 -0.01 -0.11
CMYK
74.38% 51.24% 0% 52.55%
74.3851.24052.55CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.05 0.19
0.060.050.19XYZ
X
Y
Z
OKLCH
0.3678 0.1114 263.6
0.36780.1114263.6LCH
Lightness
Chroma
Hue
OKLAB
0.3678 -0.01 -0.11
0.3678-0.01-0.11LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons