Red

Pure Red

Pure Red
#FF0000Click to copy

Pure Red Parameter Conversion Table

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HEX#FF0000Copy
RGBrgb(255, 0, 0)Copy
HSLhsl(0, 100%, 50%)Copy
HSV/HSBhsv(0, 100%, 100%)Copy
CMYKcmyk(0%, 100%, 100%, 0%)Copy
Complementary
#FF0000
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#00FFFF
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Analogous
#FF0080
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#FF8000
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Split Complementary
#00FF80
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#0080FF
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Monochromatic
#FF0000
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#F47171
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#FBD0D0
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#990000
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#330000
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#000000
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Pure Red WCAG Accessibility Contrast

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The contrast ratio of this color against common foreground/background colors (based on the WCAG 2.1 standard)

Sample text Aa
White background #FFFFFF
4.00 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Black background #000000
5.25 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Light gray background #F5F5F5
3.67 : 1
AA NormalAA LargeAAA NormalAAA Large
Sample text Aa
Dark gray background #333333
3.16 : 1
AA NormalAA LargeAAA NormalAAA Large

Pure Red Shade Variants

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Lighten with White Mixed with white for a lighter, softer color
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Darken with Black Mixed with black for a deeper, heavier color
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Muted / Morandi Mixed with gray and desaturated for a sophisticated muted tone
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Pure Red Color Introduction

Definition

Pure Red (HEX #FF0000) has the RGB value rgb(255, 0, 0), the HSL value hsl(0°, 100%, 50%) and the CMYK print value cmyk(0%, 100%, 100%, 0%). In terms of color schemes, the complement of Pure Red is #00FFFF, and placing the two side by side produces a striking, eye-catching contrast; paired with the analogous colors #FF0080 and #FF8000 that sit next to it on the color wheel, it transitions naturally and harmoniously; in a split-complementary scheme (#00FF80, #007FFF) it keeps its contrast tension without losing layering; and a monochromatic scheme built on Pure Red uses gradients of lightness and saturation to create a unified design with a strong sense of depth. Under the WCAG accessibility standard, Pure Red has a contrast ratio of 4.00:1 against white and 5.25:1 against black; paired with a black background it reaches AA, making it suitable for text in dark mode.

Color Characteristics

Red is the most impactful color, evoking fire, blood and the sun. It grabs attention instantly and is almost the default choice in promotions, dining and sports. Specifically, Pure Red has a lightness of 50% and a saturation of 100%, striking and generous as a background or primary color, offering good readability with either light or dark text; moreover, its saturation is extremely high and its visual tension is strong, so it works best used sparingly as a focal accent. In a word: The origin of RGB.

Color Psychology

Red can evoke passion, courage and urgency, with a marked arousing and motivating effect; psychologically it symbolizes enthusiasm, energy and drive. For this reason Pure Red tends to leave a first impression of being passionate and direct in the viewer’s mind, and this emotional tone also defines the role it plays in design.

Best Uses

Red suits big promotions, restaurant menus, sports posters and any visual design that needs emotional intensity. In real projects, Pure Red is also often used as a dark background or heading text color; in “Red”-themed designs, the adjacent colors or lightness gradients built around it quickly establish a cohesive, clearly layered color scheme.

Pure Red Featured In

This color is included in the following color cards and color families. Click a card to browse more colors in the corresponding collection.