#6683ca

Color #6683ca

A moderately saturated medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 11.34 Nearest Tailwind class blue-500 #2b7fff · ΔE 7.3

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Conversions

HEX

#6683ca

RGB

rgb(102, 131, 202)

HSL

hsl(222.6, 48.5%, 59.6%)

HSV / HSB

hsv(222.6, 49.5%, 79.2%)

CMYK

cmyk(49.5%, 35.1%, 0%, 20.8%)

LAB

lab(55.4, 9.38, -40.03)

LCH

lch(55.4, 41.11, 283.19)

OKLCH

oklch(61.9%, 0.113, 266.3)

HWB

hwb(222.6, 40%, 20.8%)

Harmony colors

Complementary

#caad66

Analogous

#66b5ca

#6683ca

#7b66ca

Triadic

#6683ca

#ca6683

#83ca66

Split-complementary

#6683ca

#ca7b66

#b5ca66

Tetradic

#6683ca

#ad66ca

#caad66

#83ca66

Square

#6683ca

#ca66b5

#caad66

#66ca7b

Shades

Color #6683ca mixed toward black.

#4165bc

#345196

#273d71

#1a284b

#0d1426

Tints

Color #6683ca mixed toward white.

#8098d3

#99acdc

#b3c1e4

#ccd6ed

#e6eaf6

Tones

Color #6683ca mixed toward gray.

#6e86c2

#778ab9

#7f8db1

#8791a9

#9094a0

Accessibility

Aa White text on this color

3.71:1

Aa Black text on this color

5.66:1

Black text reads better on this background (5.66:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#7474bc · ΔE 7.8

Deuteranopia

#7270b8 · ΔE 9

Tritanopia

#68b0ad · ΔE 27.7

Achromatopsia

#858585 · ΔE 21.5

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

Code

CSS

background-color: #6683ca;

Tailwind (arbitrary value)

bg-[#6683ca]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#6683ca (#6683ca) is rgb(102, 131, 202) in RGB.

No, #6683ca 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 #6683ca, or check how it holds up for accessibility.

Generate a palette → Check contrast