#001b8c

Color #001b8c

A vivid, highly saturated dark blue.

Closest named color Navy #000080 · ΔE 10.18 Nearest Tailwind class indigo-900 #312c85 · ΔE 5.5

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Conversions

HEX

#001b8c

RGB

rgb(0, 27, 140)

HSL

hsl(228.4, 100%, 27.5%)

HSV / HSB

hsv(228.4, 100%, 54.9%)

CMYK

cmyk(100%, 80.7%, 0%, 45.1%)

LAB

lab(18.7, 39.32, -62.73)

LCH

lch(18.7, 74.03, 302.08)

OKLCH

oklch(31.5%, 0.183, 264.01)

HWB

hwb(228.4, 0%, 45.1%)

Harmony colors

Complementary

#8c7100

Analogous

#00618c

#001b8c

#2b008c

Triadic

#001b8c

#8c001b

#1b8c00

Split-complementary

#001b8c

#8c2b00

#618c00

Tetradic

#001b8c

#71008c

#8c7100

#1b8c00

Square

#001b8c

#8c0061

#8c7100

#008c2b

Shades

Color #001b8c mixed toward black.

#001775

#00125e

#000e46

#00092f

#000517

Tints

Color #001b8c mixed toward white.

#0027ca

#0838ff

#466aff

#849cff

#c1cdff

Tones

Color #001b8c mixed toward gray.

#0c2281

#172975

#233169

#2f385e

#3a3f52

Accessibility

Aa White text on this color

13.68:1

Aa Black text on this color

1.54:1

White text reads better on this background (13.68:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0f0f7c · ΔE 3.4

Deuteranopia

#0d0b78 · ΔE 4.3

Tritanopia

#026d6a · ΔE 38

Achromatopsia

#2d2d2d · ΔE 27.8

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

Code

CSS

background-color: #001b8c;

Tailwind (arbitrary value)

bg-[#001b8c]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#001b8c (#001b8c) is rgb(0, 27, 140) in RGB.

No, #001b8c 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 #001b8c, or check how it holds up for accessibility.

Generate a palette → Check contrast