#180000

Color #180000

A vivid, highly saturated very dark red.

Closest named color Black #000000 · ΔE 8.52 Nearest Tailwind class mauve-900 #1d161e · ΔE 7.5

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#180000

RGB

rgb(24, 0, 0)

HSL

hsl(0, 100%, 4.7%)

HSV / HSB

hsv(0, 100%, 9.4%)

CMYK

cmyk(0%, 100%, 100%, 90.6%)

LAB

lab(1.75, 7.87, 2.77)

LCH

lch(1.75, 8.34, 19.39)

OKLCH

oklch(13.1%, 0.0539, 29.23)

HWB

hwb(0, 0%, 90.6%)

Harmony colors

Complementary

#001818

Analogous

#18000c

#180000

#180c00

Triadic

#180000

#001800

#000018

Split-complementary

#180000

#00180c

#000c18

Tetradic

#180000

#181800

#001818

#000018

Square

#180000

#0c1800

#001818

#0c0018

Shades

Color #180000 mixed toward black.

#140000

#100000

#0c0000

#080000

#040000

Tints

Color #180000 mixed toward white.

#690000

#ba0000

#ff0c0c

#ff5d5d

#ffaeae

Tones

Color #180000 mixed toward gray.

#160202

#140404

#120606

#100808

#0e0a0a

Accessibility

Aa White text on this color

20.21:1

Aa Black text on this color

1.04:1

White text reads better on this background (20.21:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#101000 · ΔE 14.3

Deuteranopia

#111300 · ΔE 16.5

Tritanopia

#170000 · ΔE 0.5

Achromatopsia

#060606 · ΔE 9.5

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

Code

CSS

background-color: #180000;

Tailwind (arbitrary value)

bg-[#180000]

Related colors

Red #ff0000

Maroon #800000

Black #000000

Brown #a52a2a

Dark Gray #a9a9a9

Dark Red #8b0000

Frequently asked questions

#180000 (#180000) is rgb(24, 0, 0) in RGB.

No, #180000 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.

Try it → Accessibility

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 #180000, or check how it holds up for accessibility.

Generate a palette → Check contrast