#2b66b5

Color #2b66b5

A moderately saturated medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 18.74 Nearest Tailwind class sky-700 #0069a8 · ΔE 5

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#2b66b5

RGB

rgb(43, 102, 181)

HSL

hsl(214.3, 61.6%, 43.9%)

HSV / HSB

hsv(214.3, 76.2%, 71%)

CMYK

cmyk(76.2%, 43.6%, 0%, 29%)

LAB

lab(43.29, 9.04, -47.35)

LCH

lch(43.29, 48.21, 280.81)

OKLCH

oklch(51.4%, 0.1393, 256.84)

HWB

hwb(214.3, 16.9%, 29%)

Harmony colors

Complementary

#b57a2b

Analogous

#2babb5

#2b66b5

#352bb5

Triadic

#2b66b5

#b52b66

#66b52b

Split-complementary

#2b66b5

#b5352b

#abb52b

Tetradic

#2b66b5

#7a2bb5

#b57a2b

#66b52b

Square

#2b66b5

#b52bab

#b57a2b

#2bb535

Shades

Color #2b66b5 mixed toward black.

#245597

#1d4479

#15335a

#0e223c

#07111e

Tints

Color #2b66b5 mixed toward white.

#3e7dd1

#6597da

#8bb1e4

#b2cbed

#d8e5f6

Tones

Color #2b66b5 mixed toward gray.

#3668a9

#42699e

#4d6b92

#596d87

#646e7b

Accessibility

Aa White text on this color

5.72:1

Aa Black text on this color

3.67:1

White text reads better on this background (5.72:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4b4ca6 · ΔE 12.1

Deuteranopia

#4843a2 · ΔE 14.5

Tritanopia

#309996 · ΔE 31.3

Achromatopsia

#666666 · ΔE 23.2

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

Code

CSS

background-color: #2b66b5;

Tailwind (arbitrary value)

bg-[#2b66b5]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#2b66b5 (#2b66b5) is rgb(43, 102, 181) in RGB.

No, #2b66b5 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 #2b66b5, or check how it holds up for accessibility.

Generate a palette → Check contrast