#180503

Color #180503

A vivid, highly saturated very dark red.

Closest named color Black #000000 · ΔE 7.53 Nearest Tailwind class taupe-900 #1d1816 · ΔE 6.2

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Conversions

HEX

#180503

RGB

rgb(24, 5, 3)

HSL

hsl(5.7, 77.8%, 5.3%)

HSV / HSB

hsv(5.7, 87.5%, 9.4%)

CMYK

cmyk(0%, 79.2%, 87.5%, 90.6%)

LAB

lab(2.79, 6.28, 3.07)

LCH

lch(2.79, 6.99, 26.05)

OKLCH

oklch(15%, 0.0371, 31.68)

HWB

hwb(5.7, 1.2%, 90.6%)

Harmony colors

Complementary

#031618

Analogous

#18030c

#180503

#181003

Triadic

#180503

#031805

#050318

Split-complementary

#180503

#031810

#030c18

Tetradic

#180503

#161803

#031618

#050318

Square

#180503

#0c1803

#031618

#100318

Shades

Color #180503 mixed toward black.

#140403

#100302

#0c0202

#080201

#040101

Tints

Color #180503 mixed toward white.

#60140c

#a72315

#e43a28

#ed7c70

#f6bdb7

Tones

Color #180503 mixed toward gray.

#160605

#150807

#130908

#110b0a

#0f0c0c

Accessibility

Aa White text on this color

19.78:1

Aa Black text on this color

1.06:1

White text reads better on this background (19.78:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#121103 · ΔE 11.4

Deuteranopia

#121404 · ΔE 14

Tritanopia

#170404 · ΔE 0.7

Achromatopsia

#0a0a0a · ΔE 8.1

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

Code

CSS

background-color: #180503;

Tailwind (arbitrary value)

bg-[#180503]

Related colors

Misty Rose #ffe4e1

Salmon #fa8072

Tomato #ff6347

Red #ff0000

Maroon #800000

Black #000000

Frequently asked questions

#180503 (#180503) is rgb(24, 5, 3) in RGB.

No, #180503 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #180503, or check how it holds up for accessibility.

Generate a palette → Check contrast