#665ff3

Color #665ff3

A vivid, highly saturated light blue.

Closest named color Medium Slate Blue #7b68ee · ΔE 9.31 Nearest Tailwind class indigo-500 #615fff · ΔE 1.5

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

Conversions

HEX

#665ff3

RGB

rgb(102, 95, 243)

HSL

hsl(242.8, 86%, 66.3%)

HSV / HSB

hsv(242.8, 60.9%, 95.3%)

CMYK

cmyk(58%, 60.9%, 0%, 4.7%)

LAB

lab(48.86, 43.95, -73.62)

LCH

lch(48.86, 85.74, 300.84)

OKLCH

oklch(57.7%, 0.2146, 279.39)

HWB

hwb(242.8, 37.3%, 4.7%)

Harmony colors

Complementary

#ecf35f

Analogous

#5fa2f3

#665ff3

#b05ff3

Triadic

#665ff3

#f3665f

#5ff366

Split-complementary

#665ff3

#f3b05f

#a2f35f

Tetradic

#665ff3

#f35fec

#ecf35f

#5ff366

Square

#665ff3

#f35fa2

#ecf35f

#5ff3b0

Shades

Color #665ff3 mixed toward black.

#342bef

#1910d2

#130c9d

#0c0869

#060434

Tints

Color #665ff3 mixed toward white.

#807af5

#9994f7

#b3aff9

#cccafb

#e6e4fd

Tones

Color #665ff3 mixed toward gray.

#716be7

#7c78da

#8884ce

#9390c2

#9e9db5

Accessibility

Aa White text on this color

4.67:1

Aa Black text on this color

4.5:1

White text reads better on this background (4.67:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6363db · ΔE 3.4

Deuteranopia

#6364d4 · ΔE 4.4

Tritanopia

#66c5c0 · ΔE 41.6

Achromatopsia

#747474 · ΔE 29.3

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

Code

CSS

background-color: #665ff3;

Tailwind (arbitrary value)

bg-[#665ff3]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#665ff3 (#665ff3) is rgb(102, 95, 243) in RGB.

No, #665ff3 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 #665ff3, or check how it holds up for accessibility.

Generate a palette → Check contrast