#210acb

Color #210acb

A vivid, highly saturated medium blue.

Closest named color Medium Blue #0000cd · ΔE 4.26 Nearest Tailwind class indigo-800 #372aac · ΔE 5.5

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Conversions

HEX

#210acb

RGB

rgb(33, 10, 203)

HSL

hsl(247.2, 90.6%, 41.8%)

HSV / HSB

hsv(247.2, 95.1%, 79.6%)

CMYK

cmyk(83.7%, 95.1%, 0%, 20.4%)

LAB

lab(26.31, 65.03, -88.08)

LCH

lch(26.31, 109.49, 306.44)

OKLCH

oklch(39.4%, 0.2544, 269.19)

HWB

hwb(247.2, 3.9%, 20.4%)

Harmony colors

Complementary

#b4cb0a

Analogous

#0a53cb

#210acb

#820acb

Triadic

#210acb

#cb210a

#0acb21

Split-complementary

#210acb

#cb820a

#53cb0a

Tetradic

#210acb

#cb0ab4

#b4cb0a

#0acb21

Square

#210acb

#cb0a53

#b4cb0a

#0acb82

Shades

Color #210acb mixed toward black.

#1c08a9

#160787

#110566

#0b0344

#060222

Tints

Color #210acb mixed toward white.

#2e13f3

#5842f6

#8272f8

#aba1fa

#d5d0fd

Tones

Color #210acb mixed toward gray.

#2d1abb

#3a2aab

#463a9b

#524a8b

#5e5a7b

Accessibility

Aa White text on this color

10.66:1

Aa Black text on this color

1.97:1

White text reads better on this background (10.66:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1919b3 · ΔE 3.2

Deuteranopia

#1b1cad · ΔE 4

Tritanopia

#209e98 · ΔE 49.2

Achromatopsia

#3e3e3e · ΔE 31.6

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

Code

CSS

background-color: #210acb;

Tailwind (arbitrary value)

bg-[#210acb]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#210acb (#210acb) is rgb(33, 10, 203) in RGB.

No, #210acb 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 #210acb, or check how it holds up for accessibility.

Generate a palette → Check contrast