#211b5b

Color #211b5b

A moderately saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 14.43 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 3

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Conversions

HEX

#211b5b

RGB

rgb(33, 27, 91)

HSL

hsl(245.6, 54.2%, 23.1%)

HSV / HSB

hsv(245.6, 70.3%, 35.7%)

CMYK

cmyk(63.7%, 70.3%, 0%, 64.3%)

LAB

lab(14.75, 23.83, -37.53)

LCH

lch(14.75, 44.46, 302.41)

OKLCH

oklch(27.5%, 0.1099, 280.59)

HWB

hwb(245.6, 10.6%, 64.3%)

Harmony colors

Complementary

#555b1b

Analogous

#1b355b

#211b5b

#411b5b

Triadic

#211b5b

#5b211b

#1b5b21

Split-complementary

#211b5b

#5b411b

#355b1b

Tetradic

#211b5b

#5b1b55

#555b1b

#1b5b21

Square

#211b5b

#5b1b35

#555b1b

#1b5b41

Shades

Color #211b5b mixed toward black.

#1b164c

#16123d

#100d2d

#0b091e

#05040f

Tints

Color #211b5b mixed toward white.

#332a8d

#4539c0

#7268d2

#a19ae1

#d0cdf0

Tones

Color #211b5b mixed toward gray.

#252056

#2a2650

#2e2b4b

#323046

#373640

Accessibility

Aa White text on this color

15.3:1

Aa Black text on this color

1.37:1

White text reads better on this background (15.3:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1f1e51 · ΔE 3

Deuteranopia

#1f1f4e · ΔE 4

Tritanopia

#214845 · ΔE 28.3

Achromatopsia

#252525 · ΔE 23

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

Code

CSS

background-color: #211b5b;

Tailwind (arbitrary value)

bg-[#211b5b]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#211b5b (#211b5b) is rgb(33, 27, 91) in RGB.

No, #211b5b 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 #211b5b, or check how it holds up for accessibility.

Generate a palette → Check contrast