#668bb8

Color #668bb8

A muted medium blue.

Closest named color Steel Blue #4682b4 · ΔE 7.19 Nearest Tailwind class blue-500 #2b7fff · ΔE 7.6

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Conversions

HEX

#668bb8

RGB

rgb(102, 139, 184)

HSL

hsl(212.9, 36.6%, 56.1%)

HSV / HSB

hsv(212.9, 44.6%, 72.2%)

CMYK

cmyk(44.6%, 24.5%, 0%, 27.8%)

LAB

lab(56.83, -0.72, -27.57)

LCH

lch(56.83, 27.58, 268.5)

OKLCH

oklch(62.7%, 0.08, 253.81)

HWB

hwb(212.9, 40%, 27.8%)

Harmony colors

Complementary

#b89366

Analogous

#66b4b8

#668bb8

#6a66b8

Triadic

#668bb8

#b8668b

#8bb866

Split-complementary

#668bb8

#b86a66

#b4b866

Tetradic

#668bb8

#9366b8

#b89366

#8bb866

Square

#668bb8

#b866b4

#b89366

#66b86a

Shades

Color #668bb8 mixed toward black.

#4c73a3

#3c5c82

#2d4562

#1e2e41

#0f1721

Tints

Color #668bb8 mixed toward white.

#809ec4

#99b2d0

#b3c5dc

#ccd8e7

#e6ecf3

Tones

Color #668bb8 mixed toward gray.

#6d8cb1

#748caa

#7b8da4

#818e9d

#888e96

Accessibility

Aa White text on this color

3.53:1

Aa Black text on this color

5.95:1

Black text reads better on this background (5.95:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#7878ae · ΔE 11.2

Deuteranopia

#7673ac · ΔE 12.4

Tritanopia

#68a6a5 · ΔE 20.4

Achromatopsia

#888888 · ΔE 17

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

Code

CSS

background-color: #668bb8;

Tailwind (arbitrary value)

bg-[#668bb8]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Cornflower Blue #6495ed

Frequently asked questions

#668bb8 (#668bb8) is rgb(102, 139, 184) in RGB.

No, #668bb8 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 #668bb8, or check how it holds up for accessibility.

Generate a palette → Check contrast