#1c2d4b

Color #1c2d4b

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 17.53 Nearest Tailwind class slate-800 #1d293d · ΔE 3.9

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Conversions

HEX

#1c2d4b

RGB

rgb(28, 45, 75)

HSL

hsl(218.3, 45.6%, 20.2%)

HSV / HSB

hsv(218.3, 62.7%, 29.4%)

CMYK

cmyk(62.7%, 40%, 0%, 70.6%)

LAB

lab(18.5, 3.59, -20.71)

LCH

lch(18.5, 21.02, 279.83)

OKLCH

oklch(29.8%, 0.0593, 261.08)

HWB

hwb(218.3, 11%, 70.6%)

Harmony colors

Complementary

#4b3a1c

Analogous

#1c454b

#1c2d4b

#231c4b

Triadic

#1c2d4b

#4b1c2d

#2d4b1c

Split-complementary

#1c2d4b

#4b231c

#454b1c

Tetradic

#1c2d4b

#3a1c4b

#4b3a1c

#2d4b1c

Square

#1c2d4b

#4b1c45

#4b3a1c

#1c4b23

Shades

Color #1c2d4b mixed toward black.

#17263e

#131e32

#0e1725

#090f19

#05080c

Tints

Color #1c2d4b mixed toward white.

#2e4b7c

#4168ae

#6b8cc8

#9cb3da

#ced9ed

Tones

Color #1c2d4b mixed toward gray.

#202e47

#242f43

#28303f

#2c313b

#303237

Accessibility

Aa White text on this color

13.76:1

Aa Black text on this color

1.53:1

White text reads better on this background (13.76:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#242545 · ΔE 6

Deuteranopia

#232244 · ΔE 7

Tritanopia

#1d403f · ΔE 19.9

Achromatopsia

#2d2d2d · ΔE 14.4

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

Code

CSS

background-color: #1c2d4b;

Tailwind (arbitrary value)

bg-[#1c2d4b]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#1c2d4b (#1c2d4b) is rgb(28, 45, 75) in RGB.

No, #1c2d4b 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 #1c2d4b, or check how it holds up for accessibility.

Generate a palette → Check contrast