#2829b1

Color #2829b1

A moderately saturated medium blue.

Closest named color Dark Blue #00008b · ΔE 13.5 Nearest Tailwind class indigo-800 #372aac · ΔE 1.5

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Conversions

HEX

#2829b1

RGB

rgb(40, 41, 177)

HSL

hsl(239.6, 63.1%, 42.5%)

HSV / HSB

hsv(239.6, 77.4%, 69.4%)

CMYK

cmyk(77.4%, 76.8%, 0%, 30.6%)

LAB

lab(27.33, 46.11, -70.99)

LCH

lch(27.33, 84.65, 303)

OKLCH

oklch(39.3%, 0.2056, 271.53)

HWB

hwb(239.6, 15.7%, 30.6%)

Harmony colors

Complementary

#b1b028

Analogous

#286db1

#2829b1

#6b28b1

Triadic

#2829b1

#b12829

#29b128

Split-complementary

#2829b1

#b16b28

#6db128

Tetradic

#2829b1

#b028b1

#b1b028

#29b128

Square

#2829b1

#b1286d

#b1b028

#28b16b

Shades

Color #2829b1 mixed toward black.

#212293

#1b1b76

#141458

#0d0e3b

#07071d

Tints

Color #2829b1 mixed toward white.

#3839d2

#6060db

#8788e4

#afb0ed

#d7d7f6

Tones

Color #2829b1 mixed toward gray.

#3334a5

#3f3f9a

#4a4b8f

#565683

#616178

Accessibility

Aa White text on this color

10.28:1

Aa Black text on this color

2.04:1

White text reads better on this background (10.28:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#28289d · ΔE 2.8

Deuteranopia

#282898 · ΔE 3.5

Tritanopia

#288b87 · ΔE 41.8

Achromatopsia

#414141 · ΔE 29.2

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

Code

CSS

background-color: #2829b1;

Tailwind (arbitrary value)

bg-[#2829b1]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#2829b1 (#2829b1) is rgb(40, 41, 177) in RGB.

No, #2829b1 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 #2829b1, or check how it holds up for accessibility.

Generate a palette → Check contrast