#66a4cd

Color #66a4cd

A moderately saturated light blue.

Closest named color Steel Blue #4682b4 · ΔE 14.09 Nearest Tailwind class sky-500 #00a6f4 · ΔE 6.4

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Conversions

HEX

#66a4cd

RGB

rgb(102, 164, 205)

HSL

hsl(203.9, 50.7%, 60.2%)

HSV / HSB

hsv(203.9, 50.2%, 80.4%)

CMYK

cmyk(50.2%, 20%, 0%, 19.6%)

LAB

lab(64.79, -8.66, -27.1)

LCH

lch(64.79, 28.45, 252.28)

OKLCH

oklch(69.3%, 0.0882, 238.78)

HWB

hwb(203.9, 40%, 19.6%)

Harmony colors

Complementary

#cd8f66

Analogous

#66cdc3

#66a4cd

#6671cd

Triadic

#66a4cd

#cd66a4

#a4cd66

Split-complementary

#66a4cd

#cd6671

#cdc366

Tetradic

#66a4cd

#8f66cd

#cd8f66

#a4cd66

Square

#66a4cd

#c366cd

#cd8f66

#71cd66

Shades

Color #66a4cd mixed toward black.

#3f8dc0

#32719a

#265574

#19384d

#0d1c27

Tints

Color #66a4cd mixed toward white.

#80b3d5

#99c2de

#b3d1e6

#cce1ee

#e6f0f7

Tones

Color #66a4cd mixed toward gray.

#6fa2c4

#77a0bc

#809fb3

#889dab

#919ba2

Accessibility

Aa White text on this color

2.71:1

Aa Black text on this color

7.76:1

Black text reads better on this background (7.76:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#8586c4 · ΔE 16.7

Deuteranopia

#827dc2 · ΔE 18.6

Tritanopia

#6abdbb · ΔE 17.7

Achromatopsia

#9d9d9d · ΔE 17.8

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

Code

CSS

background-color: #66a4cd;

Tailwind (arbitrary value)

bg-[#66a4cd]

Related colors

Charcoal #36454f

Light Sky Blue #87cefa

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Frequently asked questions

#66a4cd (#66a4cd) is rgb(102, 164, 205) in RGB.

No, #66a4cd 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 #66a4cd, or check how it holds up for accessibility.

Generate a palette → Check contrast