#669cd1

Color #669cd1

A moderately saturated light blue.

Closest named color Steel Blue #4682b4 · ΔE 10.27 Nearest Tailwind class blue-400 #51a2ff · ΔE 4.7

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Conversions

HEX

#669cd1

RGB

rgb(102, 156, 209)

HSL

hsl(209.7, 53.8%, 61%)

HSV / HSB

hsv(209.7, 51.2%, 82%)

CMYK

cmyk(51.2%, 25.4%, 0%, 18%)

LAB

lab(62.68, -3.02, -32.59)

LCH

lch(62.68, 32.73, 264.71)

OKLCH

oklch(67.7%, 0.0977, 249)

HWB

hwb(209.7, 40%, 18%)

Harmony colors

Complementary

#d19b66

Analogous

#66d1d1

#669cd1

#6667d1

Triadic

#669cd1

#d1669c

#9cd166

Split-complementary

#669cd1

#d16667

#d1d166

Tetradic

#669cd1

#9b66d1

#d19b66

#9cd166

Square

#669cd1

#d166d1

#d19b66

#67d166

Shades

Color #669cd1 mixed toward black.

#3e82c5

#30689f

#244e78

#183450

#0c1a28

Tints

Color #669cd1 mixed toward white.

#80add9

#99bde0

#b3cee8

#ccdef0

#e6eff7

Tones

Color #669cd1 mixed toward gray.

#6f9cc8

#789cbf

#819cb6

#8a9cad

#939ca4

Accessibility

Aa White text on this color

2.9:1

Aa Black text on this color

7.24:1

Black text reads better on this background (7.24:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#8181c6 · ΔE 14.1

Deuteranopia

#7e79c3 · ΔE 16.1

Tritanopia

#6abcba · ΔE 21.6

Achromatopsia

#989898 · ΔE 18.9

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

Code

CSS

background-color: #669cd1;

Tailwind (arbitrary value)

bg-[#669cd1]

Related colors

Dodger Blue #1e90ff

Light Slate Gray #778899

Slate Gray #708090

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#669cd1 (#669cd1) is rgb(102, 156, 209) in RGB.

No, #669cd1 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 #669cd1, or check how it holds up for accessibility.

Generate a palette → Check contrast