#21063b

Color #21063b

A vivid, highly saturated very dark purple.

Closest named color Midnight Blue #191970 · ΔE 23.99 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 6.7

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

Conversions

HEX

#21063b

RGB

rgb(33, 6, 59)

HSL

hsl(270.6, 81.5%, 12.7%)

HSV / HSB

hsv(270.6, 89.8%, 23.1%)

CMYK

cmyk(44.1%, 89.8%, 0%, 76.9%)

LAB

lab(6.95, 25.98, -28.05)

LCH

lch(6.95, 38.23, 312.81)

OKLCH

oklch(20.9%, 0.0945, 301.81)

HWB

hwb(270.6, 2.4%, 76.9%)

Harmony colors

Complementary

#203b06

Analogous

#07063b

#21063b

#3b063a

Triadic

#21063b

#3b2106

#063b21

Split-complementary

#21063b

#3a3b06

#063b07

Tetradic

#21063b

#3b0620

#203b06

#063b21

Square

#21063b

#3b0706

#203b06

#063a3b

Shades

Color #21063b mixed toward black.

#1b0531

#160427

#10031d

#0b0214

#05010a

Tints

Color #21063b mixed toward white.

#470d7e

#6c14c1

#9235ea

#b678f1

#dbbcf8

Tones

Color #21063b mixed toward gray.

#210a36

#210f32

#21132e

#211829

#201c25

Accessibility

Aa White text on this color

18.2:1

Aa Black text on this color

1.15:1

White text reads better on this background (18.2:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#181833 · ΔE 9.6

Deuteranopia

#1a1b31 · ΔE 11.6

Tritanopia

#202c2b · ΔE 23

Achromatopsia

#151515 · ΔE 22.2

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

Code

CSS

background-color: #21063b;

Tailwind (arbitrary value)

bg-[#21063b]

Related colors

Blue Violet #8a2be2

Rebecca Purple #663399

Indigo #4b0082

Dark Orchid #9932cc

Medium Purple #9370db

Dark Violet #9400d3

Frequently asked questions

#21063b (#21063b) is rgb(33, 6, 59) in RGB.

No, #21063b 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.

Try it → Accessibility

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 #21063b, or check how it holds up for accessibility.

Generate a palette → Check contrast