#6591ea

Color #6591ea

A vivid, highly saturated light blue.

Closest named color Cornflower Blue #6495ed · ΔE 2 Nearest Tailwind class blue-500 #2b7fff · ΔE 6.6

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Conversions

HEX

#6591ea

RGB

rgb(101, 145, 234)

HSL

hsl(220.2, 76%, 65.7%)

HSV / HSB

hsv(220.2, 56.8%, 91.8%)

CMYK

cmyk(56.8%, 38%, 0%, 8.2%)

LAB

lab(60.74, 10.92, -49.51)

LCH

lch(60.74, 50.7, 282.44)

OKLCH

oklch(66.5%, 0.1414, 263.18)

HWB

hwb(220.2, 39.6%, 8.2%)

Harmony colors

Complementary

#eabe65

Analogous

#65d3ea

#6591ea

#7c65ea

Triadic

#6591ea

#ea6591

#91ea65

Split-complementary

#6591ea

#ea7c65

#d3ea65

Tetradic

#6591ea

#be65ea

#eabe65

#91ea65

Square

#6591ea

#ea65d3

#eabe65

#65ea7c

Shades

Color #6591ea mixed toward black.

#346ee3

#1b53c5

#143e93

#0d2962

#071531

Tints

Color #6591ea mixed toward white.

#7fa3ee

#98b6f1

#b2c8f5

#ccdaf8

#e5edfc

Tones

Color #6591ea mixed toward gray.

#7095df

#7b98d4

#869cc9

#91a0be

#9ca4b3

Accessibility

Aa White text on this color

3.09:1

Aa Black text on this color

6.79:1

Black text reads better on this background (6.79:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#7b7bd9 · ΔE 10.3

Deuteranopia

#7874d4 · ΔE 12.2

Tritanopia

#68cac6 · ΔE 30.9

Achromatopsia

#929292 · ΔE 23.8

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

Code

CSS

background-color: #6591ea;

Tailwind (arbitrary value)

bg-[#6591ea]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#6591ea (#6591ea) is rgb(101, 145, 234) in RGB.

No, #6591ea 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 #6591ea, or check how it holds up for accessibility.

Generate a palette → Check contrast