#3f33f0

Color #3f33f0

A vivid, highly saturated medium blue.

Closest named color Medium Blue #0000cd · ΔE 13.29 Nearest Tailwind class indigo-600 #4f39f6 · ΔE 2.3

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

Conversions

HEX

#3f33f0

RGB

rgb(63, 51, 240)

HSL

hsl(243.8, 86.3%, 57.1%)

HSV / HSB

hsv(243.8, 78.8%, 94.1%)

CMYK

cmyk(73.8%, 78.8%, 0%, 5.9%)

LAB

lab(37.32, 62.29, -90.98)

LCH

lch(37.32, 110.26, 304.4)

OKLCH

oklch(48.7%, 0.2637, 273.35)

HWB

hwb(243.8, 20%, 5.9%)

Harmony colors

Complementary

#e4f033

Analogous

#3386f0

#3f33f0

#9e33f0

Triadic

#3f33f0

#f03f33

#33f03f

Split-complementary

#3f33f0

#f09e33

#86f033

Tetradic

#3f33f0

#f033e4

#e4f033

#33f03f

Square

#3f33f0

#f03386

#e4f033

#33f09e

Shades

Color #3f33f0 mixed toward black.

#1e11e2

#180db5

#120a88

#0c075a

#06032d

Tints

Color #3f33f0 mixed toward white.

#5f55f3

#7f77f5

#9f99f8

#bfbbfa

#dfddfd

Tones

Color #3f33f0 mixed toward gray.

#4d43e0

#5b53d1

#6862c1

#7672b1

#8482a1

Accessibility

Aa White text on this color

7.14:1

Aa Black text on this color

2.94:1

White text reads better on this background (7.14:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3a3ad5 · ΔE 3.5

Deuteranopia

#3b3cce · ΔE 4.4

Tritanopia

#3ebdb7 · ΔE 50.5

Achromatopsia

#585858 · ΔE 31.7

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

Code

CSS

background-color: #3f33f0;

Tailwind (arbitrary value)

bg-[#3f33f0]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#3f33f0 (#3f33f0) is rgb(63, 51, 240) in RGB.

No, #3f33f0 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 #3f33f0, or check how it holds up for accessibility.

Generate a palette → Check contrast