#191828

Color #191828

A muted very dark blue.

Closest named color Black #000000 · ΔE 15.02 Nearest Tailwind class slate-900 #0f172b · ΔE 3.9

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Conversions

HEX

#191828

RGB

rgb(25, 24, 40)

HSL

hsl(243.8, 25%, 12.5%)

HSV / HSB

hsv(243.8, 40%, 15.7%)

CMYK

cmyk(37.5%, 40%, 0%, 84.3%)

LAB

lab(9.1, 5.26, -10.73)

LCH

lch(9.1, 11.95, 296.11)

OKLCH

oklch(21.8%, 0.0311, 286.45)

HWB

hwb(243.8, 9.4%, 84.3%)

Harmony colors

Complementary

#272818

Analogous

#181f28

#191828

#211828

Triadic

#191828

#281918

#182819

Split-complementary

#191828

#282118

#1f2818

Tetradic

#191828

#281827

#272818

#182819

Square

#191828

#28181f

#272818

#182821

Shades

Color #191828 mixed toward black.

#151421

#11101b

#0c0c14

#08080d

#040407

Tints

Color #191828 mixed toward white.

#363456

#535085

#7774ab

#a4a2c7

#d2d1e3

Tones

Color #191828 mixed toward gray.

#1a1927

#1b1b25

#1c1c24

#1e1d23

#1f1f21

Accessibility

Aa White text on this color

17.46:1

Aa Black text on this color

1.2:1

White text reads better on this background (17.46:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#191925 · ΔE 2.4

Deuteranopia

#191924 · ΔE 3

Tritanopia

#192221 · ΔE 14.1

Achromatopsia

#1a1a1a · ΔE 10.2

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

Code

CSS

background-color: #191828;

Tailwind (arbitrary value)

bg-[#191828]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#191828 (#191828) is rgb(25, 24, 40) in RGB.

No, #191828 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 #191828, or check how it holds up for accessibility.

Generate a palette → Check contrast