#001cb2

Color #001cb2

A vivid, highly saturated dark blue.

Closest named color Dark Blue #00008b · ΔE 12.66 Nearest Tailwind class indigo-800 #372aac · ΔE 4

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Conversions

HEX

#001cb2

RGB

rgb(0, 28, 178)

HSL

hsl(230.6, 100%, 34.9%)

HSV / HSB

hsv(230.6, 100%, 69.8%)

CMYK

cmyk(100%, 84.3%, 0%, 30.2%)

LAB

lab(23.82, 51.52, -77.45)

LCH

lch(23.82, 93.02, 303.63)

OKLCH

oklch(36.5%, 0.2256, 264.17)

HWB

hwb(230.6, 0%, 30.2%)

Harmony colors

Complementary

#b29600

Analogous

#0075b2

#001cb2

#3d00b2

Triadic

#001cb2

#b2001c

#1cb200

Split-complementary

#001cb2

#b23d00

#75b200

Tetradic

#001cb2

#9600b2

#b29600

#1cb200

Square

#001cb2

#b20075

#b29600

#00b23d

Shades

Color #001cb2 mixed toward black.

#001794

#001377

#000e59

#00093b

#00051e

Tints

Color #001cb2 mixed toward white.

#0025e9

#2244ff

#5973ff

#90a2ff

#c8d0ff

Tones

Color #001cb2 mixed toward gray.

#0f26a3

#1e3094

#2c3a85

#3b4577

#4a4f68

Accessibility

Aa White text on this color

11.61:1

Aa Black text on this color

1.81:1

White text reads better on this background (11.61:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#10109e · ΔE 3.4

Deuteranopia

#0e0b98 · ΔE 4.5

Tritanopia

#028b86 · ΔE 44.6

Achromatopsia

#393939 · ΔE 30.1

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

Code

CSS

background-color: #001cb2;

Tailwind (arbitrary value)

bg-[#001cb2]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#001cb2 (#001cb2) is rgb(0, 28, 178) in RGB.

No, #001cb2 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 #001cb2, or check how it holds up for accessibility.

Generate a palette → Check contrast