#233a52

Color #233a52

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 10.72 Nearest Tailwind class slate-700 #314158 · ΔE 3.3

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

Conversions

HEX

#233a52

RGB

rgb(35, 58, 82)

HSL

hsl(210.6, 40.2%, 22.9%)

HSV / HSB

hsv(210.6, 57.3%, 32.2%)

CMYK

cmyk(57.3%, 29.3%, 0%, 67.8%)

LAB

lab(23.65, -1, -17.31)

LCH

lch(23.65, 17.34, 266.69)

OKLCH

oklch(34.1%, 0.0514, 250.58)

HWB

hwb(210.6, 13.7%, 67.8%)

Harmony colors

Complementary

#523b23

Analogous

#235152

#233a52

#232352

Triadic

#233a52

#52233a

#3a5223

Split-complementary

#233a52

#522323

#515223

Tetradic

#233a52

#3b2352

#523b23

#3a5223

Square

#233a52

#522351

#523b23

#235223

Shades

Color #233a52 mixed toward black.

#1d3044

#172737

#111d29

#0c131b

#060a0e

Tints

Color #233a52 mixed toward white.

#375a80

#4a7bae

#759cc4

#a3bdd8

#d1deeb

Tones

Color #233a52 mixed toward gray.

#273a4e

#2b3a4a

#2f3a46

#333a42

#363a3e

Accessibility

Aa White text on this color

11.68:1

Aa Black text on this color

1.8:1

White text reads better on this background (11.68:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2e2f4d · ΔE 10

Deuteranopia

#2d2b4c · ΔE 11.5

Tritanopia

#254948 · ΔE 16

Achromatopsia

#383838 · ΔE 12.5

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

Code

CSS

background-color: #233a52;

Tailwind (arbitrary value)

bg-[#233a52]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#233a52 (#233a52) is rgb(35, 58, 82) in RGB.

No, #233a52 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 #233a52, or check how it holds up for accessibility.

Generate a palette → Check contrast