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3133BB

#3133BB closest to Sapphire Splendour

#3133BB is a dark, vivid blue; the closest named color is Sapphire Splendour. In the RGB color model it is made of 19.2% red, 20.0% green and 73.3% blue (rgb(49, 51, 187)). Its HSL value is 239° hue, 58% saturation and 46% lightness, and in CMYK it is 74% cyan, 73% magenta, 0% yellow and 27% black. #3133BB is a cool color. White text reads best on it, with a contrast ratio of 9.05:1.

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#3133BB color conversion

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HSB / HSV
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CIELAB
CIELCh
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OKLCH

Variations of #3133BB

Shades

Mixed with black: richer and darker.

3133BB292BA222238A1A1C7313145C0C0D4606073203031F01010D000002

Tints

Mixed with white: lighter and softer.

3133BB3F4CC45062CC6376D4778ADB8C9EE3A2B1E9B8C4EFCFD8F5E7EBFA

Tones

Mixed with gray: calmer and more muted.

3133BB363FB63C49B14352AC4B5AA75361A15B689B646F956D758F777A88

Hues

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

00576D005575005380004E92013CBB3133BB472AB75820B16616A773089B7D008B

Temperatures

Cooler on the left, warmer on the right.

3042C9303FC6313CC33139C13136BE3133BB383BB83F42B44748B14F4EAD5753AA

#3133BB color harmonies

Complementary

The opposite hue — maximum contrast and energy.

3133BBBBB931
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Split complementary

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

3133BBBB743178BB31
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Analogous

Neighbouring hues — calm, cohesive and natural.

3133BB3178BB7431BB
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Triadic

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

3133BBBB313333BB31
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Tetradic

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

3133BBB931BBBBB93133BB31
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Square

Four hues spaced at 90° — bold and playful.

3133BBBB3178BBB93131BB74
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#3133BB for color-blind viewers (and dogs)

How #3133BB 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 #0042B9
  • Protanopia 88% similar1.3% of men, 0.02% of women · simulated as #004FBF
  • Protanomaly 90% similar1.3% of men, 0.02% of women · simulated as #0048BD
  • Deuteranopia 92% similar1.2% of men, 0.01% of women · simulated as #0042B9
  • Deuteranomaly 92% similar5% of men, 0.35% of women · simulated as #003FBA
  • Tritanopia 68% similar0.001% of men, 0.03% of women · simulated as #005A74
  • Tritanomaly 87% similar0.0001% of men, 0.0001% of women · simulated as #0B469F
  • Achromatopsia 59% similar0.003% of men, 0.003% of women · simulated as #494949
  • Achromatomaly 74% similar0.001% of men, 0.001% of women · simulated as #444474

#3133BB contrast checker

AaThe quick brown fox jumps over the lazy dog.
9.05:1 Very good#3133BB text on white
AA normalPassAAA normalPass
AA largePassAAA largePass
AaThe quick brown fox jumps over the lazy dog.
2.32:1 Very poor#3133BB 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 #3133BB

Palettes with #3133BB

#3133BB in CSS

/* Sapphire Splendour */
.color { color: #3133BB; }
.background { background-color: #3133BB; }
.border { border: 1px solid #3133BB; }

/* Other notations */
color: rgb(49 51 187);
color: hsl(239 58% 46%);
color: oklch(0.423 0.206 272.7);

#3133BB FAQ

What color is #3133BB?

#3133BB is a dark, vivid blue. Its closest named color is Sapphire Splendour. It belongs to the blue color family and is a cool color.

What is the RGB value of #3133BB?

#3133BB is rgb(49, 51, 187) in RGB, hsl(239, 58%, 46%) in HSL and cmyk(74%, 73%, 0%, 27%) in CMYK.

What is the complementary color of #3133BB?

The complementary color of #3133BB is #BBB931, which sits opposite it on the color wheel.

Which text color works on #3133BB?

White text has the best contrast on #3133BB: 9.05:1, which meets the WCAG AA requirement of 4.5:1 for normal text.

Is #3133BB a warm or cool color?

#3133BB is a cool color.