#23517c

Color #23517c

A moderately saturated dark blue.

Closest named color Steel Blue #4682b4 · ΔE 19.75 Nearest Tailwind class sky-900 #024a70 · ΔE 4.1

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

Conversions

HEX

#23517c

RGB

rgb(35, 81, 124)

HSL

hsl(209, 56%, 31.2%)

HSV / HSB

hsv(209, 71.8%, 48.6%)

CMYK

cmyk(71.8%, 34.7%, 0%, 51.4%)

LAB

lab(33.34, -0.42, -28.93)

LCH

lch(33.34, 28.93, 269.17)

OKLCH

oklch(42.5%, 0.0877, 249.29)

HWB

hwb(209, 13.7%, 51.4%)

Harmony colors

Complementary

#7c4e23

Analogous

#237c7b

#23517c

#23247c

Triadic

#23517c

#7c2351

#517c23

Split-complementary

#23517c

#7c2324

#7c7b23

Tetradic

#23517c

#4e237c

#7c4e23

#517c23

Square

#23517c

#7b237c

#7c4e23

#247c23

Shades

Color #23517c mixed toward black.

#1d4467

#173653

#12293e

#0c1b29

#060e15

Tints

Color #23517c mixed toward white.

#306faa

#498ccc

#76a9d8

#a4c6e5

#d1e2f2

Tones

Color #23517c mixed toward gray.

#2a5175

#32516d

#395066

#41505e

#485057

Accessibility

Aa White text on this color

8.27:1

Aa Black text on this color

2.54:1

White text reads better on this background (8.27:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3c3c73 · ΔE 12

Deuteranopia

#393671 · ΔE 13.2

Tritanopia

#276c6a · ΔE 21.7

Achromatopsia

#4e4e4e · ΔE 17.5

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

Code

CSS

background-color: #23517c;

Tailwind (arbitrary value)

bg-[#23517c]

Related colors

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Light Slate Gray #778899

Slate Gray #708090

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#23517c (#23517c) is rgb(35, 81, 124) in RGB.

No, #23517c 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.

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 #23517c, or check how it holds up for accessibility.

Generate a palette → Check contrast