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1A00A8

#1A00A8 closest to Cobalt

#1A00A8 is a dark, vivid blue; the closest named color is Cobalt. In the RGB color model it is made of 10.2% red, 0.0% green and 65.9% blue (rgb(26, 0, 168)). Its HSL value is 249° hue, 100% saturation and 33% lightness, and in CMYK it is 85% cyan, 100% magenta, 0% yellow and 34% black. #1A00A8 is a cool color. White text reads best on it, with a contrast ratio of 13.05:1.

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#1A00A8 color conversion

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Variations of #1A00A8

Shades

Mixed with black: richer and darker.

1A00A815009210007C0C006707005204003F02002C01001A00000A000001

Tints

Mixed with white: lighter and softer.

1A00A82431B3354DBE4A65C8617BD17A91DA93A7E3ADBDEAC8D3F2E3E9F9

Tones

Mixed with gray: calmer and more muted.

1A00A81D22A62333A32C40A0374B9D4256994E5F955A689166708C737886

Hues

The same lightness and chroma, rotated around the color wheel.

003F4D003E53003C5B00396600327B1A00A830009D3E009149008552007859006B

Temperatures

Cooler on the left, warmer on the right.

1927BA1922B6191BB31A14AF1A0BAC1A00A81F19A62626A42D30A135399F3E409C

#1A00A8 color harmonies

Complementary

The opposite hue — maximum contrast and energy.

1A00A88EA800
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Split complementary

The two hues next to the complement — contrast with less tension.

1A00A8A86E003AA800
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Analogous

Neighbouring hues — calm, cohesive and natural.

1A00A8003AA86E00A8
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Triadic

Three hues evenly spaced at 120° — vibrant yet balanced.

1A00A8A81A0000A81A
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Tetradic

Two complementary pairs — rich, best with one dominant color.

1A00A8A8008E8EA80000A81A
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Square

Four hues spaced at 90° — bold and playful.

1A00A8A8003A8EA80000A86E
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#1A00A8 for color-blind viewers (and dogs)

How #1A00A8 appears with each type of color vision deficiency (Machado 2009 model) — and to your dog. Try the dog vision simulator →

  • Dog vision 92% similarHow dogs see it · simulated as #0028A6
  • Protanopia 85% similar1.3% of men, 0.02% of women · simulated as #0038AC
  • Protanomaly 89% similar1.3% of men, 0.02% of women · simulated as #002FAA
  • Deuteranopia 92% similar1.2% of men, 0.01% of women · simulated as #0028A6
  • Deuteranomaly 94% similar5% of men, 0.35% of women · simulated as #0022A7
  • Tritanopia 66% similar0.001% of men, 0.03% of women · simulated as #004461
  • Tritanomaly 88% similar0.0001% of men, 0.0001% of women · simulated as #002A8D
  • Achromatopsia 55% similar0.003% of men, 0.003% of women · simulated as #313131
  • Achromatomaly 73% similar0.001% of men, 0.001% of women · simulated as #2C2A61

#1A00A8 contrast checker

AaThe quick brown fox jumps over the lazy dog.
13.05:1 Super#1A00A8 text on white
AA normalPassAAA normalPass
AA largePassAAA largePass
AaThe quick brown fox jumps over the lazy dog.
1.61:1 Very poor#1A00A8 text on black
AA normalFailAAA normalFail
AA largeFailAAA largeFail

Need another background? Pick any pair in the palette generator and open the contrast panel.

Colors similar to #1A00A8

Palettes with #1A00A8

#1A00A8 in CSS

/* Cobalt */
.color { color: #1A00A8; }
.background { background-color: #1A00A8; }
.border { border: 1px solid #1A00A8; }

/* Other notations */
color: rgb(26 0 168);
color: hsl(249 100% 33%);
color: oklch(0.339 0.223 269.4);

#1A00A8 FAQ

What color is #1A00A8?

#1A00A8 is a dark, vivid blue. Its closest named color is Cobalt. It belongs to the blue color family and is a cool color.

What is the RGB value of #1A00A8?

#1A00A8 is rgb(26, 0, 168) in RGB, hsl(249, 100%, 33%) in HSL and cmyk(85%, 100%, 0%, 34%) in CMYK.

What is the complementary color of #1A00A8?

The complementary color of #1A00A8 is #8EA800, which sits opposite it on the color wheel.

Which text color works on #1A00A8?

White text has the best contrast on #1A00A8: 13.05:1, which meets the WCAG AA requirement of 4.5:1 for normal text.

Is #1A00A8 a warm or cool color?

#1A00A8 is a cool color.