#2a21a4

Color #2a21a4

A moderately saturated dark blue.

Closest named color Dark Blue #00008b · ΔE 10.63 Nearest Tailwind class indigo-800 #372aac · ΔE 2.6

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Conversions

HEX

#2a21a4

RGB

rgb(42, 33, 164)

HSL

hsl(244.1, 66.5%, 38.6%)

HSV / HSB

hsv(244.1, 79.9%, 64.3%)

CMYK

cmyk(74.4%, 79.9%, 0%, 35.7%)

LAB

lab(24.51, 46.29, -67.81)

LCH

lch(24.51, 82.1, 304.32)

OKLCH

oklch(37%, 0.1967, 273.99)

HWB

hwb(244.1, 12.9%, 35.7%)

Harmony colors

Complementary

#9ba421

Analogous

#2159a4

#2a21a4

#6b21a4

Triadic

#2a21a4

#a42a21

#21a42a

Split-complementary

#2a21a4

#a46b21

#59a421

Tetradic

#2a21a4

#a4219b

#9ba421

#21a42a

Square

#2a21a4

#a42159

#9ba421

#21a46b

Shades

Color #2a21a4 mixed toward black.

#231b89

#1c166d

#151052

#0e0b37

#07051b

Tints

Color #2a21a4 mixed toward white.

#352acf

#5b51dc

#847de5

#ada8ee

#d6d4f6

Tones

Color #2a21a4 mixed toward gray.

#332c99

#3d378e

#464283

#504d78

#59586d

Accessibility

Aa White text on this color

11.34:1

Aa Black text on this color

1.85:1

White text reads better on this background (11.34:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#262691 · ΔE 3.1

Deuteranopia

#27288d · ΔE 3.9

Tritanopia

#2a807c · ΔE 40.1

Achromatopsia

#3a3a3a · ΔE 28.9

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

Code

CSS

background-color: #2a21a4;

Tailwind (arbitrary value)

bg-[#2a21a4]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#2a21a4 (#2a21a4) is rgb(42, 33, 164) in RGB.

No, #2a21a4 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 #2a21a4, or check how it holds up for accessibility.

Generate a palette → Check contrast