#1b0909

Color #1b0909

A moderately saturated very dark red.

Closest named color Black #000000 · ΔE 8.54 Nearest Tailwind class mauve-900 #1d161e · ΔE 6.5

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Conversions

HEX

#1b0909

RGB

rgb(27, 9, 9)

HSL

hsl(0, 50%, 7.1%)

HSV / HSB

hsv(0, 66.7%, 10.6%)

CMYK

cmyk(0%, 66.7%, 66.7%, 89.4%)

LAB

lab(4.05, 7.09, 2.5)

LCH

lch(4.05, 7.52, 19.42)

OKLCH

oklch(16.9%, 0.0319, 20.93)

HWB

hwb(0, 3.5%, 89.4%)

Harmony colors

Complementary

#091b1b

Analogous

#1b0912

#1b0909

#1b1209

Triadic

#1b0909

#091b09

#09091b

Split-complementary

#1b0909

#091b12

#09121b

Tetradic

#1b0909

#1b1b09

#091b1b

#09091b

Square

#1b0909

#121b09

#091b1b

#12091b

Shades

Color #1b0909 mixed toward black.

#170808

#120606

#0e0505

#090303

#050202

Tints

Color #1b0909 mixed toward white.

#561d1d

#923131

#c44d4d

#d88989

#ebc4c4

Tones

Color #1b0909 mixed toward gray.

#1a0b0b

#180c0c

#170e0e

#150f0f

#141111

Accessibility

Aa White text on this color

19.27:1

Aa Black text on this color

1.09:1

White text reads better on this background (19.27:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#151509 · ΔE 13.1

Deuteranopia

#161709 · ΔE 14.7

Tritanopia

#1a0909 · ΔE 0.6

Achromatopsia

#0e0e0e · ΔE 8.8

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

Code

CSS

background-color: #1b0909;

Tailwind (arbitrary value)

bg-[#1b0909]

Related colors

Red #ff0000

Maroon #800000

Black #000000

Brown #a52a2a

Dark Gray #a9a9a9

Dark Red #8b0000

Frequently asked questions

#1b0909 (#1b0909) is rgb(27, 9, 9) in RGB.

No, #1b0909 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 #1b0909, or check how it holds up for accessibility.

Generate a palette → Check contrast