#233c6c

Color #233c6c

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 22.3 Nearest Tailwind class blue-900 #1c398e · ΔE 5.8

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

Conversions

HEX

#233c6c

RGB

rgb(35, 60, 108)

HSL

hsl(219.5, 51%, 28%)

HSV / HSB

hsv(219.5, 67.6%, 42.4%)

CMYK

cmyk(67.6%, 44.4%, 0%, 57.6%)

LAB

lab(25.78, 7.46, -30.85)

LCH

lch(25.78, 31.74, 283.59)

OKLCH

oklch(36.3%, 0.0888, 262.17)

HWB

hwb(219.5, 13.7%, 57.6%)

Harmony colors

Complementary

#6c5323

Analogous

#23606c

#233c6c

#2f236c

Triadic

#233c6c

#6c233c

#3c6c23

Split-complementary

#233c6c

#6c2f23

#606c23

Tetradic

#233c6c

#53236c

#6c5323

#3c6c23

Square

#233c6c

#6c2360

#6c5323

#236c2f

Shades

Color #233c6c mixed toward black.

#1d325a

#172848

#111e36

#0c1424

#060a12

Tints

Color #233c6c mixed toward white.

#32569a

#4671c3

#7494d2

#a3b8e1

#d1dbf0

Tones

Color #233c6c mixed toward gray.

#293e66

#2f4060

#35425a

#3b4454

#41454d

Accessibility

Aa White text on this color

10.86:1

Aa Black text on this color

1.93:1

White text reads better on this background (10.86:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#303063 · ΔE 6.6

Deuteranopia

#2e2c61 · ΔE 7.6

Tritanopia

#255b59 · ΔE 24.6

Achromatopsia

#3d3d3d · ΔE 18.8

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

Code

CSS

background-color: #233c6c;

Tailwind (arbitrary value)

bg-[#233c6c]

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

#233c6c (#233c6c) is rgb(35, 60, 108) in RGB.

No, #233c6c 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 #233c6c, or check how it holds up for accessibility.

Generate a palette → Check contrast