#123bc8

Color #123bc8

A vivid, highly saturated medium blue.

Closest named color Dark Blue #00008b · ΔE 20.94 Nearest Tailwind class blue-800 #193cb8 · ΔE 2.1

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Conversions

HEX

#123bc8

RGB

rgb(18, 59, 200)

HSL

hsl(226.5, 83.5%, 42.7%)

HSV / HSB

hsv(226.5, 91%, 78.4%)

CMYK

cmyk(91%, 70.5%, 0%, 21.6%)

LAB

lab(32.76, 42.31, -75.62)

LCH

lch(32.76, 86.65, 299.23)

OKLCH

oklch(43.7%, 0.2203, 264.79)

HWB

hwb(226.5, 7.1%, 21.6%)

Harmony colors

Complementary

#c89f12

Analogous

#1296c8

#123bc8

#4412c8

Triadic

#123bc8

#c8123b

#3bc812

Split-complementary

#123bc8

#c84412

#96c812

Tetradic

#123bc8

#9f12c8

#c89f12

#3bc812

Square

#123bc8

#c81296

#c89f12

#12c844

Shades

Color #123bc8 mixed toward black.

#0f31a7

#0c2785

#091d64

#061443

#030a21

Tints

Color #123bc8 mixed toward white.

#204deb

#4c71ef

#7994f3

#a6b8f7

#d2dbfb

Tones

Color #123bc8 mixed toward gray.

#2143b9

#304ca9

#3f549a

#4f5c8b

#5e657c

Accessibility

Aa White text on this color

8.45:1

Aa Black text on this color

2.49:1

White text reads better on this background (8.45:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#292ab3 · ΔE 5.3

Deuteranopia

#2724ad · ΔE 6.8

Tritanopia

#169f9a · ΔE 44.9

Achromatopsia

#4d4d4d · ΔE 29.4

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

Code

CSS

background-color: #123bc8;

Tailwind (arbitrary value)

bg-[#123bc8]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#123bc8 (#123bc8) is rgb(18, 59, 200) in RGB.

No, #123bc8 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.

Try it →

Build something with this color

Generate a full palette from #123bc8, or check how it holds up for accessibility.

Generate a palette → Check contrast