#100d31

Color #100d31

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 27.09 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 6

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Conversions

HEX

#100d31

RGB

rgb(16, 13, 49)

HSL

hsl(245, 58.1%, 12.2%)

HSV / HSB

hsv(245, 73.5%, 19.2%)

CMYK

cmyk(67.3%, 73.5%, 0%, 80.8%)

LAB

lab(5.6, 13.15, -23.01)

LCH

lch(5.6, 26.5, 299.75)

OKLCH

oklch(19%, 0.0688, 281.31)

HWB

hwb(245, 5.1%, 80.8%)

Harmony colors

Complementary

#2e310d

Analogous

#0d1c31

#100d31

#220d31

Triadic

#100d31

#31100d

#0d3110

Split-complementary

#100d31

#31220d

#1c310d

Tetradic

#100d31

#310d2e

#2e310d

#0d3110

Square

#100d31

#310d1c

#2e310d

#0d3122

Shades

Color #100d31 mixed toward black.

#0d0b29

#0b0921

#080719

#050410

#030208

Tints

Color #100d31 mixed toward white.

#231d6c

#372ca7

#594ed0

#9089e0

#c8c4ef

Tones

Color #100d31 mixed toward gray.

#13102e

#15132b

#181628

#1a1925

#1d1c22

Accessibility

Aa White text on this color

18.68:1

Aa Black text on this color

1.12:1

White text reads better on this background (18.68:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0f0f2b · ΔE 3.1

Deuteranopia

#0f0f2a · ΔE 3.6

Tritanopia

#102624 · ΔE 24

Achromatopsia

#121212 · ΔE 17.9

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

Code

CSS

background-color: #100d31;

Tailwind (arbitrary value)

bg-[#100d31]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#100d31 (#100d31) is rgb(16, 13, 49) in RGB.

No, #100d31 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 #100d31, or check how it holds up for accessibility.

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