#667bcd

Color #667bcd

A moderately saturated light blue.

Closest named color Cornflower Blue #6495ed · ΔE 11.21 Nearest Tailwind class indigo-400 #7c86ff · ΔE 8

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Conversions

HEX

#667bcd

RGB

rgb(102, 123, 205)

HSL

hsl(227.8, 50.7%, 60.2%)

HSV / HSB

hsv(227.8, 50.2%, 80.4%)

CMYK

cmyk(50.2%, 40%, 0%, 19.6%)

LAB

lab(53.38, 15.11, -44.92)

LCH

lch(53.38, 47.39, 288.59)

OKLCH

oklch(60.4%, 0.1271, 271.31)

HWB

hwb(227.8, 40%, 19.6%)

Harmony colors

Complementary

#cdb866

Analogous

#66aecd

#667bcd

#8566cd

Triadic

#667bcd

#cd667b

#7bcd66

Split-complementary

#667bcd

#cd8566

#aecd66

Tetradic

#667bcd

#b866cd

#cdb866

#7bcd66

Square

#667bcd

#cd66ae

#cdb866

#66cd85

Shades

Color #667bcd mixed toward black.

#3f5ac0

#32489a

#263674

#19244d

#0d1227

Tints

Color #667bcd mixed toward white.

#8091d5

#99a7de

#b3bde6

#ccd3ee

#e6e9f7

Tones

Color #667bcd mixed toward gray.

#6f80c4

#7785bc

#808ab3

#888fab

#9194a2

Accessibility

Aa White text on this color

3.98:1

Aa Black text on this color

5.28:1

Black text reads better on this background (5.28:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#7070bd · ΔE 5.9

Deuteranopia

#6e6db9 · ΔE 6.8

Tritanopia

#67b0ac · ΔE 30.5

Achromatopsia

#7f7f7f · ΔE 23.2

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

Code

CSS

background-color: #667bcd;

Tailwind (arbitrary value)

bg-[#667bcd]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#667bcd (#667bcd) is rgb(102, 123, 205) in RGB.

No, #667bcd 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 #667bcd, or check how it holds up for accessibility.

Generate a palette → Check contrast