Ultramarine

#1D0296

General Information about Ultramarine

The hex color #1D0296, also known as Ultramarine, is a deep and rich shade of blue, residing within the blue color family. Its RGB (Red, Green, Blue) values are R:29, G:2, B:150. In the CMYK (Cyan, Magenta, Yellow, Key/Black) color model, its values are C:81, M:99, Y:0, K:41. This composition indicates a high concentration of blue pigment, resulting in its intense hue. Ultramarine historically was derived from the precious stone lapis lazuli, making it a highly valued pigment. Today, synthetic versions allow for wider accessibility and use in various applications. This color is often associated with depth, stability, and sophistication.

The color #1D0296, a deep ultramarine, presents several accessibility challenges. Its low luminance value of approximately 3 means that text rendered in this color on a white background, or vice versa, will likely fail WCAG (Web Content Accessibility Guidelines) contrast ratio tests. To ensure readability, especially for users with visual impairments, it's crucial to pair this color with significantly lighter shades. For text, consider using a very light yellow or off-white. Also, avoid using this color for essential interactive elements like buttons or links without careful consideration of contrast. Providing sufficient contrast isn't just about compliance; it significantly improves the user experience for everyone, making your content more accessible and enjoyable.

Shades

Digital Color Formats

RGB
29 2 150
RGB29 2 150
Red
Green
Blue
HSL
250.95deg 97.37% 29.8%
250.9597.3729.8HSL
Hue
Saturation
Lightness
HWB
250.95deg 0.78% 41.18%
250.950.7841.18HWB
Hue
Whiteness
Blackness
hex#1D0296
rgb29 2 150
hsl250.95deg 97.37% 29.8%
cmyk80.67% 98.67% 0% 41.18%
hwb250.95deg 0.78% 41.18%
xyz-d650.06 0.03 0.29
oklch0.3173 0.2028 271.93
oklab0.3173 0.01 -0.2
CMYK
80.67% 98.67% 0% 41.18%
80.6798.67041.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.06 0.03 0.29
0.060.030.29XYZ
X
Y
Z
OKLCH
0.3173 0.2028 271.93
0.31730.2028271.93LCH
Lightness
Chroma
Hue
OKLAB
0.3173 0.01 -0.2
0.31730.01-0.2LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons