Blue

#0000EF

General Information about #0000EF

The hex color #0000EF is a vibrant shade of blue, located at the extreme end of the blue color spectrum. It is a primary color in the additive color model (RGB), meaning it is one of the three colors used to create all other colors on screens. In web development, #0000EF is often used to represent a pure, intense blue. Its hexadecimal representation indicates that there is no red (#00) or green (#00) component, with the maximum value assigned to the blue component (#EF). This color can evoke feelings of trust, stability, and depth. However, due to its high intensity, it should be used judiciously in design to avoid causing eye strain or visual fatigue. Understanding its properties is crucial for effective use in both digital and traditional media.

The color #0000ef, a deep blue, presents specific accessibility challenges, primarily concerning color contrast. When used as text, it requires a light background to meet WCAG (Web Content Accessibility Guidelines) standards for readability. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. This blue hue might not be suitable for users with visual impairments or color blindness if paired with dark or similar-toned colors. Ensuring sufficient contrast is crucial for conveying information effectively. Furthermore, avoid using this color as the sole indicator of interactive elements like links or buttons. Supplement it with text labels, icons, or underlines to make it accessible to all users. Consider using tools to evaluate color contrast ratios to guarantee compliance with accessibility guidelines.

Shades

Digital Color Formats

RGB
0 0 239
RGB0 0 239
Red
Green
Blue
HSL
240deg 100% 46.86%
24010046.86HSL
Hue
Saturation
Lightness
HWB
240deg 0% 6.27%
24006.27HWB
Hue
Whiteness
Blackness
hex#0000EF
rgb0 0 239
hsl240deg 100% 46.86%
cmyk100% 100% 0% 6.27%
hwb240deg 0% 6.27%
xyz-d650.16 0.06 0.82
oklch0.4304 0.2983 264.07
oklab0.4304 -0.03 -0.3
CMYK
100% 100% 0% 6.27%
10010006.27CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.16 0.06 0.82
0.160.060.82XYZ
X
Y
Z
OKLCH
0.4304 0.2983 264.07
0.43040.2983264.07LCH
Lightness
Chroma
Hue
OKLAB
0.4304 -0.03 -0.3
0.4304-0.03-0.3LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons