#100b40

Color #100b40

A vivid, highly saturated very dark blue.

Closest named color Midnight Blue #191970 · ΔE 22.11 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 4.2

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

Conversions

HEX

#100b40

RGB

rgb(16, 11, 64)

HSL

hsl(245.7, 70.7%, 14.7%)

HSV / HSB

hsv(245.7, 82.8%, 25.1%)

CMYK

cmyk(75%, 82.8%, 0%, 74.9%)

LAB

lab(6.5, 21.31, -32.45)

LCH

lch(6.5, 38.82, 303.29)

OKLCH

oklch(20.3%, 0.0951, 277.86)

HWB

hwb(245.7, 4.3%, 74.9%)

Harmony colors

Complementary

#3b400b

Analogous

#0b2040

#100b40

#2b0b40

Triadic

#100b40

#40100b

#0b4010

Split-complementary

#100b40

#402b0b

#20400b

Tetradic

#100b40

#400b3b

#3b400b

#0b4010

Square

#100b40

#400b20

#3b400b

#0b402b

Shades

Color #100b40 mixed toward black.

#0d0935

#0b072b

#080520

#050415

#03020b

Tints

Color #100b40 mixed toward white.

#20167e

#2f20bc

#5445df

#8d83ea

#c6c1f4

Tones

Color #100b40 mixed toward gray.

#140f3c

#171437

#1b1833

#1e1d2e

#22212a

Accessibility

Aa White text on this color

18.36:1

Aa Black text on this color

1.14:1

White text reads better on this background (18.36:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0e0e38 · ΔE 3

Deuteranopia

#0e0f36 · ΔE 3.8

Tritanopia

#10312f · ΔE 26.6

Achromatopsia

#141414 · ΔE 21.8

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

Code

CSS

background-color: #100b40;

Tailwind (arbitrary value)

bg-[#100b40]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#100b40 (#100b40) is rgb(16, 11, 64) in RGB.

No, #100b40 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.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #100b40, or check how it holds up for accessibility.

Generate a palette → Check contrast