#243aa1

Color #243aa1

A moderately saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 16.06 Nearest Tailwind class blue-800 #193cb8 · ΔE 3.1

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Conversions

HEX

#243aa1

RGB

rgb(36, 58, 161)

HSL

hsl(229.4, 63.5%, 38.6%)

HSV / HSB

hsv(229.4, 77.6%, 63.1%)

CMYK

cmyk(77.6%, 64%, 0%, 36.9%)

LAB

lab(29.35, 29.63, -58.04)

LCH

lch(29.35, 65.17, 297.04)

OKLCH

oklch(40.3%, 0.168, 268.23)

HWB

hwb(229.4, 14.1%, 36.9%)

Harmony colors

Complementary

#a18b24

Analogous

#2479a1

#243aa1

#4c24a1

Triadic

#243aa1

#a1243a

#3aa124

Split-complementary

#243aa1

#a14c24

#79a124

Tetradic

#243aa1

#8b24a1

#a18b24

#3aa124

Square

#243aa1

#a12479

#a18b24

#24a14c

Shades

Color #243aa1 mixed toward black.

#1e3086

#18276b

#121d50

#0c1336

#060a1b

Tints

Color #243aa1 mixed toward white.

#2d49cc

#546cd9

#7f91e2

#aab5ec

#d4daf5

Tones

Color #243aa1 mixed toward gray.

#2e4197

#39478c

#434e82

#4e5577

#585c6d

Accessibility

Aa White text on this color

9.57:1

Aa Black text on this color

2.19:1

White text reads better on this background (9.57:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2f2f90 · ΔE 4.3

Deuteranopia

#2e2c8c · ΔE 5.2

Tritanopia

#25817e · ΔE 36.5

Achromatopsia

#454545 · ΔE 26.5

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

Code

CSS

background-color: #243aa1;

Tailwind (arbitrary value)

bg-[#243aa1]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#243aa1 (#243aa1) is rgb(36, 58, 161) in RGB.

No, #243aa1 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 #243aa1, or check how it holds up for accessibility.

Generate a palette → Check contrast