#2153cf

Color #2153cf

A vivid, highly saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 9.75 Nearest Tailwind class blue-700 #1447e6 · ΔE 4.7

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

Conversions

HEX

#2153cf

RGB

rgb(33, 83, 207)

HSL

hsl(222.8, 72.5%, 47.1%)

HSV / HSB

hsv(222.8, 84.1%, 81.2%)

CMYK

cmyk(84.1%, 59.9%, 0%, 18.8%)

LAB

lab(39.6, 30.41, -68.43)

LCH

lch(39.6, 74.88, 293.96)

OKLCH

oklch(49.1%, 0.1992, 263.8)

HWB

hwb(222.8, 12.9%, 18.8%)

Harmony colors

Complementary

#cf9d21

Analogous

#21aacf

#2153cf

#4621cf

Triadic

#2153cf

#cf2153

#53cf21

Split-complementary

#2153cf

#cf4621

#aacf21

Tetradic

#2153cf

#9d21cf

#cf9d21

#53cf21

Square

#2153cf

#cf21aa

#cf9d21

#21cf46

Shades

Color #2153cf mixed toward black.

#1c45ad

#16378a

#112968

#0b1c45

#060e23

Tints

Color #2153cf mixed toward white.

#3d6ce0

#6489e6

#8ba7ec

#b1c4f3

#d8e2f9

Tones

Color #2153cf mixed toward gray.

#3059c1

#3e5fb2

#4d66a4

#5b6c95

#6a7287

Accessibility

Aa White text on this color

6.56:1

Aa Black text on this color

3.2:1

White text reads better on this background (6.56:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#3d3dba · ΔE 8

Deuteranopia

#3a36b5 · ΔE 9.7

Tritanopia

#25a8a3 · ΔE 41.9

Achromatopsia

#5d5d5d · ΔE 27.9

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

Code

CSS

background-color: #2153cf;

Tailwind (arbitrary value)

bg-[#2153cf]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#2153cf (#2153cf) is rgb(33, 83, 207) in RGB.

No, #2153cf 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #2153cf, or check how it holds up for accessibility.

Generate a palette → Check contrast