#1b100f

Color #1b100f

A muted very dark red.

Closest named color Black #000000 · ΔE 7.82 Nearest Tailwind class taupe-900 #1d1816 · ΔE 3.9

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Conversions

HEX

#1b100f

RGB

rgb(27, 16, 15)

HSL

hsl(5, 28.6%, 8.2%)

HSV / HSB

hsv(5, 44.4%, 10.6%)

CMYK

cmyk(0%, 40.7%, 44.4%, 89.4%)

LAB

lab(5.76, 4.79, 2.26)

LCH

lch(5.76, 5.3, 25.26)

OKLCH

oklch(18.8%, 0.0188, 24.8)

HWB

hwb(5, 5.9%, 89.4%)

Harmony colors

Complementary

#0f1a1b

Analogous

#1b0f14

#1b100f

#1b160f

Triadic

#1b100f

#0f1b10

#100f1b

Split-complementary

#1b100f

#0f1b16

#0f141b

Tetradic

#1b100f

#1a1b0f

#0f1a1b

#100f1b

Square

#1b100f

#141b0f

#0f1a1b

#160f1b

Shades

Color #1b100f mixed toward black.

#160d0c

#120b0a

#0d0807

#090505

#040302

Tints

Color #1b100f mixed toward white.

#4d2e2b

#7f4b47

#ab6e68

#c79e9b

#e3cfcd

Tones

Color #1b100f mixed toward gray.

#1a1110

#191211

#181212

#171313

#161414

Accessibility

Aa White text on this color

18.62:1

Aa Black text on this color

1.13:1

White text reads better on this background (18.62:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#17170f · ΔE 9.5

Deuteranopia

#17180f · ΔE 10.7

Tritanopia

#1b0f0f · ΔE 0.7

Achromatopsia

#131313 · ΔE 6.4

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #1b100f;

Tailwind (arbitrary value)

bg-[#1b100f]

Related colors

Misty Rose #ffe4e1

Salmon #fa8072

Tomato #ff6347

Red #ff0000

Maroon #800000

Black #000000

Frequently asked questions

#1b100f (#1b100f) is rgb(27, 16, 15) in RGB.

No, #1b100f is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #1b100f, or check how it holds up for accessibility.

Generate a palette → Check contrast