#211b4e

Color #211b4e

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 21.85 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 0.6

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#211b4e

RGB

rgb(33, 27, 78)

HSL

hsl(247.1, 48.6%, 20.6%)

HSV / HSB

hsv(247.1, 65.4%, 30.6%)

CMYK

cmyk(57.7%, 65.4%, 0%, 69.4%)

LAB

lab(13.57, 19.09, -30.63)

LCH

lch(13.57, 36.09, 301.93)

OKLCH

oklch(26.3%, 0.0902, 283.59)

HWB

hwb(247.1, 10.6%, 69.4%)

Harmony colors

Complementary

#484e1b

Analogous

#1b2e4e

#211b4e

#3b1b4e

Triadic

#211b4e

#4e211b

#1b4e21

Split-complementary

#211b4e

#4e3b1b

#2e4e1b

Tetradic

#211b4e

#4e1b48

#484e1b

#1b4e21

Square

#211b4e

#4e1b2e

#484e1b

#1b4e3b

Shades

Color #211b4e mixed toward black.

#1c1741

#161234

#110e27

#0b091a

#06050d

Tints

Color #211b4e mixed toward white.

#362c80

#4b3eb2

#7469cb

#a29bdc

#d1cdee

Tones

Color #211b4e mixed toward gray.

#241f4a

#282446

#2b2841

#2e2c3d

#313039

Accessibility

Aa White text on this color

15.77:1

Aa Black text on this color

1.33:1

White text reads better on this background (15.77:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1f1e46 · ΔE 3.1

Deuteranopia

#1f1f43 · ΔE 4.3

Tritanopia

#213e3c · ΔE 26

Achromatopsia

#232323 · ΔE 21.1

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

Code

CSS

background-color: #211b4e;

Tailwind (arbitrary value)

bg-[#211b4e]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#211b4e (#211b4e) is rgb(33, 27, 78) in RGB.

No, #211b4e 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 #211b4e, or check how it holds up for accessibility.

Generate a palette → Check contrast