Tuna

#303840

General Information about #303840

The hex color #303840, often referred to as "Tuna", is a dark, muted shade of gray-brown. In the RGB color model, it's composed of 19.8% red, 21.96% green, and 25.1% blue. In the HSL color space, it has a hue of 210 degrees, a saturation of 12%, and a lightness of 22%. This color is commonly used in graphic design, web design, and interior design due to its neutrality and versatility. It provides a sophisticated and understated aesthetic, making it suitable for backgrounds, text, and accents. The color's low saturation makes it easy on the eyes, making it a practical choice for extended viewing. Its relatively dark tone works well with brighter colors, creating visual contrast and hierarchy in designs. The name "Tuna" is evocative, suggesting a deep, ocean-like quality to the color.

The hex color #303840, also known as Tuna, presents some accessibility challenges, particularly concerning text legibility. Its relatively low luminance value indicates that it's a dark color, which requires careful consideration when choosing foreground text colors. To ensure readability, it's crucial to use light or bright text colors with a sufficient contrast ratio, ideally meeting WCAG (Web Content Accessibility Guidelines) standards. A contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is recommended. Using tools like contrast checkers can help determine if the contrast is adequate. Additionally, avoid using #303840 for essential visual information without providing alternative cues, such as icons or labels, especially for users with visual impairments. Semantic HTML and ARIA attributes should also be employed to further enhance accessibility and provide context for assistive technologies.

Shades

Digital Color Formats

RGB
48 56 64
RGB48 56 64
Red
Green
Blue
HSL
210deg 14.29% 21.96%
21014.2921.96HSL
Hue
Saturation
Lightness
HWB
210deg 18.82% 74.9%
21018.8274.9HWB
Hue
Whiteness
Blackness
hex#303840
rgb48 56 64
hsl210deg 14.29% 21.96%
cmyk25% 12.5% 0% 74.9%
hwb210deg 18.82% 74.9%
xyz-d650.04 0.04 0.05
oklch0.3365 0.0178 248.41
oklab0.3365 -0.01 -0.02
CMYK
25% 12.5% 0% 74.9%
2512.5074.9CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.04 0.04 0.05
0.040.040.05XYZ
X
Y
Z
OKLCH
0.3365 0.0178 248.41
0.33650.0178248.41LCH
Lightness
Chroma
Hue
OKLAB
0.3365 -0.01 -0.02
0.3365-0.01-0.02LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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