#233b5b

Color #233b5b

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 15.34 Nearest Tailwind class slate-700 #314158 · ΔE 3.8

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

Conversions

HEX

#233b5b

RGB

rgb(35, 59, 91)

HSL

hsl(214.3, 44.4%, 24.7%)

HSV / HSB

hsv(214.3, 61.5%, 35.7%)

CMYK

cmyk(61.5%, 35.2%, 0%, 64.3%)

LAB

lab(24.45, 1.64, -21.96)

LCH

lch(24.45, 22.02, 274.27)

OKLCH

oklch(34.9%, 0.0639, 256.05)

HWB

hwb(214.3, 13.7%, 64.3%)

Harmony colors

Complementary

#5b4323

Analogous

#23575b

#233b5b

#27235b

Triadic

#233b5b

#5b233b

#3b5b23

Split-complementary

#233b5b

#5b2723

#575b23

Tetradic

#233b5b

#43235b

#5b4323

#3b5b23

Square

#233b5b

#5b2357

#5b4323

#235b27

Shades

Color #233b5b mixed toward black.

#1d314c

#17273d

#121d2d

#0c141e

#060a0f

Tints

Color #233b5b mixed toward white.

#355989

#4777b7

#7499ca

#a3bbdb

#d1dded

Tones

Color #233b5b mixed toward gray.

#283c56

#2c3c52

#313d4d

#363e48

#3a3e44

Accessibility

Aa White text on this color

11.36:1

Aa Black text on this color

1.85:1

White text reads better on this background (11.36:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2f2f55 · ΔE 8.5

Deuteranopia

#2e2c53 · ΔE 9.4

Tritanopia

#254f4e · ΔE 19.5

Achromatopsia

#3a3a3a · ΔE 14.8

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

Code

CSS

background-color: #233b5b;

Tailwind (arbitrary value)

bg-[#233b5b]

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

#233b5b (#233b5b) is rgb(35, 59, 91) in RGB.

No, #233b5b 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 #233b5b, or check how it holds up for accessibility.

Generate a palette → Check contrast