#10183a

Color #10183a

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 26.84 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 5.3

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Conversions

HEX

#10183a

RGB

rgb(16, 24, 58)

HSL

hsl(228.6, 56.8%, 14.5%)

HSV / HSB

hsv(228.6, 72.4%, 22.7%)

CMYK

cmyk(72.4%, 58.6%, 0%, 77.3%)

LAB

lab(9.55, 9.55, -23.2)

LCH

lch(9.55, 25.09, 292.37)

OKLCH

oklch(22.4%, 0.0665, 270.26)

HWB

hwb(228.6, 6.3%, 77.3%)

Harmony colors

Complementary

#3a3210

Analogous

#102d3a

#10183a

#1d103a

Triadic

#10183a

#3a1018

#183a10

Split-complementary

#10183a

#3a1d10

#2d3a10

Tetradic

#10183a

#32103a

#3a3210

#183a10

Square

#10183a

#3a102d

#3a3210

#103a1d

Shades

Color #10183a mixed toward black.

#0d1430

#0b1027

#080c1d

#050813

#03040a

Tints

Color #10183a mixed toward white.

#202f73

#2f47ac

#546cd0

#8d9de0

#c6ceef

Tones

Color #10183a mixed toward gray.

#131a36

#171c33

#1a1e2f

#1e212c

#212328

Accessibility

Aa White text on this color

17.3:1

Aa Black text on this color

1.21:1

White text reads better on this background (17.3:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#141434 · ΔE 2.6

Deuteranopia

#131332 · ΔE 2.8

Tritanopia

#102f2d · ΔE 23.6

Achromatopsia

#1b1b1b · ΔE 16.8

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

Code

CSS

background-color: #10183a;

Tailwind (arbitrary value)

bg-[#10183a]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#10183a (#10183a) is rgb(16, 24, 58) in RGB.

No, #10183a 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 #10183a, or check how it holds up for accessibility.

Generate a palette → Check contrast