#100300

Color #100300

A vivid, highly saturated very dark red.

Closest named color Black #000000 · ΔE 4.36 Nearest Tailwind class mauve-950 #0c090c · ΔE 4

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Conversions

HEX

#100300

RGB

rgb(16, 3, 0)

HSL

hsl(11.3, 100%, 3.1%)

HSV / HSB

hsv(11.3, 100%, 6.3%)

CMYK

cmyk(0%, 81.3%, 100%, 93.7%)

LAB

lab(1.58, 3.26, 2.43)

LCH

lch(1.58, 4.07, 36.7)

OKLCH

oklch(12.4%, 0.0335, 48.27)

HWB

hwb(11.3, 0%, 93.7%)

Harmony colors

Complementary

#000d10

Analogous

#100005

#100300

#100b00

Triadic

#100300

#001003

#030010

Split-complementary

#100300

#00100b

#000510

Tetradic

#100300

#0d1000

#000d10

#030010

Square

#100300

#051000

#000d10

#0b0010

Shades

Color #100300 mixed toward black.

#0d0200

#0b0200

#080100

#050100

#030000

Tints

Color #100300 mixed toward white.

#621200

#b52200

#ff3608

#ff795a

#ffbcad

Tones

Color #100300 mixed toward gray.

#0e0401

#0d0503

#0c0504

#0b0605

#090707

Accessibility

Aa White text on this color

20.29:1

Aa Black text on this color

1.04:1

White text reads better on this background (20.29:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0b0b01 · ΔE 6.8

Deuteranopia

#0c0d01 · ΔE 7.9

Tritanopia

#0f0101 · ΔE 1.3

Achromatopsia

#060606 · ΔE 4.9

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

Code

CSS

background-color: #100300;

Tailwind (arbitrary value)

bg-[#100300]

Related colors

Tomato #ff6347

Dark Salmon #e9967a

Coral #ff7f50

Orange Red #ff4500

Salmon #fa8072

Misty Rose #ffe4e1

Frequently asked questions

#100300 (#100300) is rgb(16, 3, 0) in RGB.

No, #100300 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 #100300, or check how it holds up for accessibility.

Generate a palette → Check contrast