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3700A7

#3700A7 closest to Gentian Blue

#3700A7 is a dark, vivid purple; the closest named color is Gentian Blue. In the RGB color model it is made of 21.6% red, 0.0% green and 65.5% blue (rgb(55, 0, 167)). Its HSL value is 260° hue, 100% saturation and 33% lightness, and in CMYK it is 67% cyan, 100% magenta, 0% yellow and 35% black. #3700A7 is a cool color. White text reads best on it, with a contrast ratio of 12.21:1.

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#3700A7 color conversion

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CIELCh
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OKLCH

Variations of #3700A7

Shades

Mixed with black: richer and darker.

3700A72E009126007B1E00661600520F003E08002C03001A01000A000001

Tints

Mixed with white: lighter and softer.

3700A74430B2534BBC6563C6787AD08C90D9A2A6E2B8BCEACFD2F1E7E8F8

Tones

Mixed with gray: calmer and more muted.

3700A73B21A53F32A2453F9F4C4A9C5454985C5E946467906D6F8B767886

Hues

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

00435C004164003D7100338C2114AA3700A745009B51008D5A007F620071680062

Temperatures

Cooler on the left, warmer on the right.

3827B93821B5381BB23814AE370BAB3700A73C18A54225A2482EA04F369D563D9B

#3700A7 color harmonies

Complementary

The opposite hue — maximum contrast and energy.

3700A770A700
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Split complementary

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

3700A7A78B001DA700
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Analogous

Neighbouring hues — calm, cohesive and natural.

3700A7001CA78A00A7
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Triadic

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

3700A7A7370000A737
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Tetradic

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

3700A7A7007070A70000A737
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Square

Four hues spaced at 90° — bold and playful.

3700A7A7001D70A70000A78B
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#3700A7 for color-blind viewers (and dogs)

How #3700A7 appears with each type of color vision deficiency (Machado 2009 model) — and to your dog. Try the dog vision simulator →

  • Dog vision 86% similarHow dogs see it · simulated as #0030A5
  • Protanopia 83% similar1.3% of men, 0.02% of women · simulated as #003AAB
  • Protanomaly 86% similar1.3% of men, 0.02% of women · simulated as #0031A9
  • Deuteranopia 86% similar1.2% of men, 0.01% of women · simulated as #0030A5
  • Deuteranomaly 87% similar5% of men, 0.35% of women · simulated as #0028A6
  • Tritanopia 66% similar0.001% of men, 0.03% of women · simulated as #004260
  • Tritanomaly 88% similar0.0001% of men, 0.0001% of women · simulated as #26298C
  • Achromatopsia 57% similar0.003% of men, 0.003% of women · simulated as #353535
  • Achromatomaly 75% similar0.001% of men, 0.001% of women · simulated as #362E63

#3700A7 contrast checker

AaThe quick brown fox jumps over the lazy dog.
12.21:1 Super#3700A7 text on white
AA normalPassAAA normalPass
AA largePassAAA largePass
AaThe quick brown fox jumps over the lazy dog.
1.72:1 Very poor#3700A7 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 #3700A7

Palettes with #3700A7

#3700A7 in CSS

/* Gentian Blue */
.color { color: #3700A7; }
.background { background-color: #3700A7; }
.border { border: 1px solid #3700A7; }

/* Other notations */
color: rgb(55 0 167);
color: hsl(260 100% 33%);
color: oklch(0.358 0.215 281.0);

#3700A7 FAQ

What color is #3700A7?

#3700A7 is a dark, vivid purple. Its closest named color is Gentian Blue. It belongs to the purple color family and is a cool color.

What is the RGB value of #3700A7?

#3700A7 is rgb(55, 0, 167) in RGB, hsl(260, 100%, 33%) in HSL and cmyk(67%, 100%, 0%, 35%) in CMYK.

What is the complementary color of #3700A7?

The complementary color of #3700A7 is #70A700, which sits opposite it on the color wheel.

Which text color works on #3700A7?

White text has the best contrast on #3700A7: 12.21:1, which meets the WCAG AA requirement of 4.5:1 for normal text.

Is #3700A7 a warm or cool color?

#3700A7 is a cool color.