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0800A8

#0800A8 Cobalt

#0800A8 is a dark, vivid blue named Cobalt. In the RGB color model it is made of 3.1% red, 0.0% green and 65.9% blue (rgb(8, 0, 168)). Its HSL value is 243° hue, 100% saturation and 33% lightness, and in CMYK it is 95% cyan, 100% magenta, 0% yellow and 34% black. #0800A8 is a cool color. White text reads best on it, with a contrast ratio of 13.33:1.

Make a palette with #0800A8

#0800A8 color conversion

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OKLCH

Variations of #0800A8

Shades

Mixed with black: richer and darker.

0800A806009204007C03006702005201003F01002C00001A00000A000001

Tints

Mixed with white: lighter and softer.

0800A81132B3274DBE3F65C8587CD17292DA8DA8E3A9BEEBC5D3F2E2E9F9

Tones

Mixed with gray: calmer and more muted.

0800A80A22A61433A32041A02D4C9D3A5699485F9556689164708C727886

Hues

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

003D49003C4F003B5500395E00346D0800A827009D3700924300874C007A54006D

Temperatures

Cooler on the left, warmer on the right.

0227BA0322B6041CB30515AF060BAC0800A80E1AA61727A42031A12A399F34419C

#0800A8 color harmonies

Complementary

The opposite hue — maximum contrast and energy.

0800A8A0A800
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Split complementary

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

0800A8A85C004CA800
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Analogous

Neighbouring hues — calm, cohesive and natural.

0800A8004CA85C00A8
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Triadic

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

0800A8A8080000A808
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Tetradic

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

0800A8A800A0A0A80000A808
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Square

Four hues spaced at 90° — bold and playful.

0800A8A8004CA0A80000A85C
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#0800A8 for color-blind viewers (and dogs)

How #0800A8 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 #0026A6
  • 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 #002EAA
  • Deuteranopia 92% similar1.2% of men, 0.01% of women · simulated as #0026A6
  • Deuteranomaly 94% similar5% of men, 0.35% of women · simulated as #0020A7
  • 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 54% similar0.003% of men, 0.003% of women · simulated as #2F2F2F
  • Achromatomaly 73% similar0.001% of men, 0.001% of women · simulated as #292861

#0800A8 contrast checker

AaThe quick brown fox jumps over the lazy dog.
13.33:1 Super#0800A8 text on white
AA normalPassAAA normalPass
AA largePassAAA largePass
AaThe quick brown fox jumps over the lazy dog.
1.58:1 Very poor#0800A8 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 #0800A8

Palettes with #0800A8

#0800A8 in CSS

/* Cobalt */
.color { color: #0800A8; }
.background { background-color: #0800A8; }
.border { border: 1px solid #0800A8; }

/* Other notations */
color: rgb(8 0 168);
color: hsl(243 100% 33%);
color: oklch(0.333 0.228 265.4);

#0800A8 FAQ

What color is #0800A8?

#0800A8 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 #0800A8?

#0800A8 is rgb(8, 0, 168) in RGB, hsl(243, 100%, 33%) in HSL and cmyk(95%, 100%, 0%, 34%) in CMYK.

What is the complementary color of #0800A8?

The complementary color of #0800A8 is #A0A800, which sits opposite it on the color wheel.

Which text color works on #0800A8?

White text has the best contrast on #0800A8: 13.33:1, which meets the WCAG AA requirement of 4.5:1 for normal text.

Is #0800A8 a warm or cool color?

#0800A8 is a cool color.