#243bd1

Color #243bd1

A vivid, highly saturated medium blue.

Closest named color Dark Blue #00008b · ΔE 22.14 Nearest Tailwind class blue-800 #193cb8 · ΔE 3.7

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Conversions

HEX

#243bd1

RGB

rgb(36, 59, 209)

HSL

hsl(232, 70.6%, 48%)

HSV / HSB

hsv(232, 82.8%, 82%)

CMYK

cmyk(82.8%, 71.8%, 0%, 18%)

LAB

lab(34.2, 46.39, -78.45)

LCH

lch(34.2, 91.14, 300.6)

OKLCH

oklch(45.2%, 0.2276, 267.68)

HWB

hwb(232, 14.1%, 18%)

Harmony colors

Complementary

#d1ba24

Analogous

#2491d1

#243bd1

#6324d1

Triadic

#243bd1

#d1243b

#3bd124

Split-complementary

#243bd1

#d16324

#91d124

Tetradic

#243bd1

#ba24d1

#d1ba24

#3bd124

Square

#243bd1

#d12491

#d1ba24

#24d163

Shades

Color #243bd1 mixed toward black.

#1e31ae

#18278b

#121e68

#0c1446

#060a23

Tints

Color #243bd1 mixed toward white.

#4257df

#6879e5

#8e9aec

#b4bcf2

#d9ddf9

Tones

Color #243bd1 mixed toward gray.

#3246c2

#4150b4

#4f5ba6

#5e6597

#6c7089

Accessibility

Aa White text on this color

8.01:1

Aa Black text on this color

2.62:1

White text reads better on this background (8.01:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2f30ba · ΔE 4.1

Deuteranopia

#2e2cb5 · ΔE 5.2

Tritanopia

#26a6a1 · ΔE 46.3

Achromatopsia

#505050 · ΔE 29.9

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

Code

CSS

background-color: #243bd1;

Tailwind (arbitrary value)

bg-[#243bd1]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#243bd1 (#243bd1) is rgb(36, 59, 209) in RGB.

No, #243bd1 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.

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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 #243bd1, or check how it holds up for accessibility.

Generate a palette → Check contrast