#18188e

Color #18188e

A vivid, highly saturated dark blue.

Closest named color Navy #000080 · ΔE 8.14 Nearest Tailwind class indigo-900 #312c85 · ΔE 5.6

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Conversions

HEX

#18188e

RGB

rgb(24, 24, 142)

HSL

hsl(240, 71.1%, 32.5%)

HSV / HSB

hsv(240, 83.1%, 55.7%)

CMYK

cmyk(83.1%, 83.1%, 0%, 44.3%)

LAB

lab(19.22, 42.55, -63.08)

LCH

lch(19.22, 76.09, 304)

OKLCH

oklch(32.2%, 0.1826, 269.94)

HWB

hwb(240, 9.4%, 44.3%)

Harmony colors

Complementary

#8e8e18

Analogous

#18538e

#18188e

#53188e

Triadic

#18188e

#8e1818

#188e18

Split-complementary

#18188e

#8e5318

#538e18

Tetradic

#18188e

#8e188e

#8e8e18

#188e18

Square

#18188e

#8e1853

#8e8e18

#188e53

Shades

Color #18188e mixed toward black.

#141476

#10105f

#0c0c47

#08082f

#040418

Tints

Color #18188e mixed toward white.

#2020bf

#3b3bde

#6c6ce6

#9d9dee

#cecef7

Tones

Color #18188e mixed toward gray.

#222284

#2c2c7a

#353570

#3f3f67

#49495d

Accessibility

Aa White text on this color

13.46:1

Aa Black text on this color

1.56:1

White text reads better on this background (13.46:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#18187e · ΔE 2.4

Deuteranopia

#181879 · ΔE 3.2

Tritanopia

#186e6b · ΔE 37.9

Achromatopsia

#2f2f2f · ΔE 28.1

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

Code

CSS

background-color: #18188e;

Tailwind (arbitrary value)

bg-[#18188e]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#18188e (#18188e) is rgb(24, 24, 142) in RGB.

No, #18188e 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 #18188e, or check how it holds up for accessibility.

Generate a palette → Check contrast