#213db4

Color #213db4

A moderately saturated medium blue.

Closest named color Slate Blue #6a5acd · ΔE 15.79 Nearest Tailwind class blue-800 #193cb8 · ΔE 0.7

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Conversions

HEX

#213db4

RGB

rgb(33, 61, 180)

HSL

hsl(228.6, 69%, 41.8%)

HSV / HSB

hsv(228.6, 81.7%, 70.6%)

CMYK

cmyk(81.7%, 66.1%, 0%, 29.4%)

LAB

lab(31.7, 34.53, -65.57)

LCH

lch(31.7, 74.11, 297.77)

OKLCH

oklch(42.5%, 0.1902, 266.96)

HWB

hwb(228.6, 12.9%, 29.4%)

Harmony colors

Complementary

#b49821

Analogous

#2187b4

#213db4

#4f21b4

Triadic

#213db4

#b4213d

#3db421

Split-complementary

#213db4

#b44f21

#87b421

Tetradic

#213db4

#9821b4

#b49821

#3db421

Square

#213db4

#b42187

#b49821

#21b44f

Shades

Color #213db4 mixed toward black.

#1c3396

#162978

#111e5a

#0b143c

#060a1e

Tints

Color #213db4 mixed toward white.

#2e4ed9

#5872e0

#8295e8

#abb8f0

#d5dcf7

Tones

Color #213db4 mixed toward gray.

#2d45a8

#3a4c9c

#46548f

#525b83

#5e6377

Accessibility

Aa White text on this color

8.78:1

Aa Black text on this color

2.39:1

White text reads better on this background (8.78:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2f30a1 · ΔE 4.7

Deuteranopia

#2e2b9c · ΔE 6.1

Tritanopia

#23908c · ΔE 40.2

Achromatopsia

#4b4b4b · ΔE 27.8

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

Code

CSS

background-color: #213db4;

Tailwind (arbitrary value)

bg-[#213db4]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#213db4 (#213db4) is rgb(33, 61, 180) in RGB.

No, #213db4 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 #213db4, or check how it holds up for accessibility.

Generate a palette → Check contrast