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1E231C

#1E231C Underworld

#1E231C is a very dark gray named Underworld. In the RGB color model it is made of 11.8% red, 13.7% green and 11.0% blue (rgb(30, 35, 28)). Its HSL value is 103° hue, 11% saturation and 12% lightness, and in CMYK it is 14% cyan, 0% magenta, 20% yellow and 86% black. #1E231C is a neutral color. White text reads best on it, with a contrast ratio of 16.00:1.

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#1E231C color conversion

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Variations of #1E231C

Shades

Mixed with black: richer and darker.

1E231C191D171317120E110D090C08050705030402010101000000000000

Tints

Mixed with white: lighter and softer.

1E231C31352F444943595D586F736D8588849C9F9BB4B6B3CDCECCE6E6E5

Tones

Mixed with gray: calmer and more muted.

1E231C272B2530342E393D384346414C4F4B5659556062606B6C6A757675

Hues

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

24211923211922221A21221A1F231B1E231C1D231D1C231E1B24201A2421192422

Temperatures

Cooler on the left, warmer on the right.

21364721323E202E36202B2D1F27251E231C26271E2F2B1F373020403422493823

#1E231C color harmonies

Complementary

The opposite hue — maximum contrast and energy.

1E231C211C23
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Split complementary

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

1E231C1E1C23231C22
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Analogous

Neighbouring hues — calm, cohesive and natural.

1E231C22231C1C231E
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Triadic

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

1E231C1C1E23231C1E
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Tetradic

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

1E231C1C2321211C23231C1E
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Square

Four hues spaced at 90° — bold and playful.

1E231C1C2223211C23231E1C
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#1E231C for color-blind viewers (and dogs)

How #1E231C appears with each type of color vision deficiency (Machado 2009 model) — and to your dog. Try the dog vision simulator →

  • Dog vision 98% similarHow dogs see it · simulated as #23211C
  • Protanopia 98% similar1.3% of men, 0.02% of women · simulated as #24221C
  • Protanomaly 98% similar1.3% of men, 0.02% of women · simulated as #22221C
  • Deuteranopia 98% similar1.2% of men, 0.01% of women · simulated as #23211C
  • Deuteranomaly 99% similar5% of men, 0.35% of women · simulated as #21221C
  • Tritanopia 98% similar0.001% of men, 0.03% of women · simulated as #1E2221
  • Tritanomaly 99% similar0.0001% of men, 0.0001% of women · simulated as #1E231E
  • Achromatopsia 97% similar0.003% of men, 0.003% of women · simulated as #222222
  • Achromatomaly 98% similar0.001% of men, 0.001% of women · simulated as #212220

#1E231C contrast checker

AaThe quick brown fox jumps over the lazy dog.
16.00:1 Super#1E231C text on white
AA normalPassAAA normalPass
AA largePassAAA largePass
AaThe quick brown fox jumps over the lazy dog.
1.31:1 Very poor#1E231C 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 #1E231C

Palettes with #1E231C

#1E231C in CSS

/* Underworld */
.color { color: #1E231C; }
.background { background-color: #1E231C; }
.border { border: 1px solid #1E231C; }

/* Other notations */
color: rgb(30 35 28);
color: hsl(103 11% 12%);
color: oklch(0.249 0.015 136.7);

#1E231C FAQ

What color is #1E231C?

#1E231C is a very dark gray. Its closest named color is Underworld. It belongs to the gray color family and is a neutral color.

What is the RGB value of #1E231C?

#1E231C is rgb(30, 35, 28) in RGB, hsl(103, 11%, 12%) in HSL and cmyk(14%, 0%, 20%, 86%) in CMYK.

What is the complementary color of #1E231C?

The complementary color of #1E231C is #211C23, which sits opposite it on the color wheel.

Which text color works on #1E231C?

White text has the best contrast on #1E231C: 16.00:1, which meets the WCAG AA requirement of 4.5:1 for normal text.

Is #1E231C a warm or cool color?

#1E231C is a neutral color.