#191e2f

Color #191e2f

A muted very dark blue.

Closest named color Black #000000 · ΔE 16.99 Nearest Tailwind class gray-900 #101828 · ΔE 2.5

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Conversions

HEX

#191e2f

RGB

rgb(25, 30, 47)

HSL

hsl(226.4, 30.6%, 14.1%)

HSV / HSB

hsv(226.4, 46.8%, 18.4%)

CMYK

cmyk(46.8%, 36.2%, 0%, 81.6%)

LAB

lab(11.56, 3.15, -12.05)

LCH

lch(11.56, 12.45, 284.65)

OKLCH

oklch(23.9%, 0.0336, 271.19)

HWB

hwb(226.4, 9.8%, 81.6%)

Harmony colors

Complementary

#2f2a19

Analogous

#19292f

#191e2f

#1f192f

Triadic

#191e2f

#2f191e

#1e2f19

Split-complementary

#191e2f

#2f1f19

#292f19

Tetradic

#191e2f

#2a192f

#2f2a19

#1e2f19

Square

#191e2f

#2f1929

#2f2a19

#192f1f

Shades

Color #191e2f mixed toward black.

#151927

#11141f

#0c0f17

#080a10

#040508

Tints

Color #191e2f mixed toward white.

#323c5f

#4c5b8e

#707fb3

#a0aacc

#cfd4e6

Tones

Color #191e2f mixed toward gray.

#1b1f2d

#1d202b

#1e2129

#202228

#222326

Accessibility

Aa White text on this color

16.56:1

Aa Black text on this color

1.27:1

White text reads better on this background (16.56:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1b1b2c · ΔE 2.7

Deuteranopia

#1b1b2b · ΔE 2.6

Tritanopia

#192928 · ΔE 14.6

Achromatopsia

#1f1f1f · ΔE 10

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

Code

CSS

background-color: #191e2f;

Tailwind (arbitrary value)

bg-[#191e2f]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#191e2f (#191e2f) is rgb(25, 30, 47) in RGB.

No, #191e2f is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #191e2f, or check how it holds up for accessibility.

Generate a palette → Check contrast