Ultramarine

#1A058C

General Information about Ultramarine (#1A058C)

The hexadecimal color #1A058C, also known as Ultramarine, is a dark and intense shade of blue. It belongs to the blue color family and is characterized by its rich, deep tone, reminiscent of the pigment derived from lapis lazuli. In the RGB color model, #1A058C consists of 10.2% red, 2.0% green, and 54.9% blue. In the CMYK color model, it is composed of 81% cyan, 96% magenta, 0% yellow, and 45% black. This color is often associated with qualities such as depth, stability, and sophistication. It is commonly used in design to evoke feelings of trust, authority, and knowledge. Its distinct presence makes it a valuable choice for various applications, ranging from web design to branding and visual communication.

The color #1A058C, a deep shade of ultramarine, presents several accessibility considerations for web developers. Its low luminance value means it requires careful pairing with lighter text colors to ensure sufficient contrast for readability. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. When using #1A058C as a background, developers should prioritize providing high-contrast text options. Additionally, avoid using this color as the sole indicator for interactive elements like links or buttons, as users with color vision deficiencies may struggle to identify them. Providing supplementary cues, such as underlines or icons, is crucial for an inclusive user experience. Careful consideration of color combinations and additional visual cues will enhance the accessibility of designs incorporating this deep ultramarine hue.

Shades

Digital Color Formats

RGB
26 5 140
RGB26 5 140
Red
Green
Blue
HSL
249.33deg 93.1% 28.43%
249.3393.128.43HSL
Hue
Saturation
Lightness
HWB
249.33deg 1.96% 45.1%
249.331.9645.1HWB
Hue
Whiteness
Blackness
hex#1A058C
rgb26 5 140
hsl249.33deg 93.1% 28.43%
cmyk81.43% 96.43% 0% 45.1%
hwb249.33deg 1.96% 45.1%
xyz-d650.05 0.02 0.25
oklch0.3038 0.1913 271.69
oklab0.3038 0.01 -0.19
CMYK
81.43% 96.43% 0% 45.1%
81.4396.43045.1CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.05 0.02 0.25
0.050.020.25XYZ
X
Y
Z
OKLCH
0.3038 0.1913 271.69
0.30380.1913271.69LCH
Lightness
Chroma
Hue
OKLAB
0.3038 0.01 -0.19
0.30380.01-0.19LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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