Sienna (Brown)
#A3663E
RGB: 163, 102, 62
Color OverviewHEX #A3663E
#A3663E Color Code Information
In the RGB color space, #A3663E is composed of 64% red, 40% green, and 24% blue. In the HSL color space, it has a hue of 24°, saturation of 45%, and lightness of 44%.
HEX
#A3663E
RGB
163, 102, 62
HSL
24°, 45%, 44%
HSV
24°, 62%, 63.9%
CMYK
0%, 37%, 62%, 36%
Name Match
Sienna
Closest StandardCSS Code & Tailwind Declarations
Ready-to-use style sheets and arbitrary classes for web development.
CSS Variables
:root {
--color-brand: #A3663E;
}
.element {
color: #A3663E;
background: #A3663E;
}Tailwind v4 Classes
<!-- Tailwind Arbitrary --> <div className="bg-[#A3663E] text-[#A3663E] border-[#A3663E]"> #A3663E </div>
Shades of #A3663E (Darker Variations)
Progressively mixed with black for depth, borders, and shadows.
Tints of #A3663E (Lighter Variations)
Progressively mixed with pure white for subtle backgrounds and badges.
Tones of #A3663E (Muted Variations)
Mixed with neutral gray to create soft, low-contrast variants.
Color Summary
Color NameSienna
LuminanceDark (Deep)
Hue Angle24° (Warm)
Print Ink (K)36% Key Black
Harmonious Color Palettes for #A3663E
Calculated color schemes based on classic geometric color wheel angles for graphic and web design.
Complementary
Analogous
Split Complementary
Monochromatic
WCAG Accessibility Contrast Ratios
Verification against Web Content Accessibility Guidelines (WCAG 2.1) standards for web text readability.
Sample Text on #A3663E Background
Contrast Ratio against Pure White (#FFFFFF):4.64 : 1
WCAG AA (4.5:1)
WCAG AAA (7.0:1)
Sample Text on #A3663E Background
Contrast Ratio against Pure Black (#000000):4.53 : 1
WCAG AA (4.5:1)
WCAG AAA (7.0:1)
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