#0100b1

Color #0100b1

A vivid, highly saturated dark blue.

Closest named color Medium Blue #0000cd · ΔE 12.53 Nearest Tailwind class indigo-800 #372aac · ΔE 6.6

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

Conversions

HEX

#0100b1

RGB

rgb(1, 0, 177)

HSL

hsl(240.3, 100%, 34.7%)

HSV / HSB

hsv(240.3, 100%, 69.4%)

CMYK

cmyk(99.4%, 100%, 0%, 30.6%)

LAB

lab(20.75, 60.22, -81.97)

LCH

lch(20.75, 101.71, 306.3)

OKLCH

oklch(34.4%, 0.238, 264.21)

HWB

hwb(240.3, 0%, 30.6%)

Harmony colors

Complementary

#b0b100

Analogous

#0058b1

#0100b1

#5900b1

Triadic

#0100b1

#b10100

#00b101

Split-complementary

#0100b1

#b15900

#58b100

Tetradic

#0100b1

#b100b0

#b0b100

#00b101

Square

#0100b1

#b10058

#b0b100

#00b159

Shades

Color #0100b1 mixed toward black.

#010093

#010076

#000058

#00003b

#00001d

Tints

Color #0100b1 mixed toward white.

#0100e8

#2221ff

#5958ff

#9190ff

#c8c7ff

Tones

Color #0100b1 mixed toward gray.

#0f0fa2

#1e1d93

#2d2c85

#3b3b76

#4a4a67

Accessibility

Aa White text on this color

12.83:1

Aa Black text on this color

1.64:1

White text reads better on this background (12.83:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#01019c · ΔE 2.8

Deuteranopia

#010197 · ΔE 3.5

Tritanopia

#018984 · ΔE 45.9

Achromatopsia

#323232 · ΔE 30.9

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

Code

CSS

background-color: #0100b1;

Tailwind (arbitrary value)

bg-[#0100b1]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#0100b1 (#0100b1) is rgb(1, 0, 177) in RGB.

No, #0100b1 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.

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Build something with this color

Generate a full palette from #0100b1, or check how it holds up for accessibility.

Generate a palette → Check contrast