#1c2543

Color #1c2543

A moderately saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 20.28 Nearest Tailwind class slate-800 #1d293d · ΔE 5.2

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

Conversions

HEX

#1c2543

RGB

rgb(28, 37, 67)

HSL

hsl(226.2, 41.1%, 18.6%)

HSV / HSB

hsv(226.2, 58.2%, 26.3%)

CMYK

cmyk(58.2%, 44.8%, 0%, 73.7%)

LAB

lab(15.36, 6.32, -20.21)

LCH

lch(15.36, 21.18, 287.37)

OKLCH

oklch(27.3%, 0.0572, 269.7)

HWB

hwb(226.2, 11%, 73.7%)

Harmony colors

Complementary

#433a1c

Analogous

#1c3843

#1c2543

#261c43

Triadic

#1c2543

#431c25

#25431c

Split-complementary

#1c2543

#43261c

#38431c

Tetradic

#1c2543

#3a1c43

#433a1c

#25431c

Square

#1c2543

#431c38

#433a1c

#1c4326

Shades

Color #1c2543 mixed toward black.

#171f38

#13192d

#0e1221

#090c16

#05060b

Tints

Color #1c2543 mixed toward white.

#304074

#455ba5

#6d80c2

#9daad6

#ced5eb

Tones

Color #1c2543 mixed toward gray.

#1f2740

#22283c

#262a39

#292c36

#2c2e33

Accessibility

Aa White text on this color

15.05:1

Aa Black text on this color

1.4:1

White text reads better on this background (15.05:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#20203d · ΔE 3.5

Deuteranopia

#201f3c · ΔE 3.9

Tritanopia

#1d3837 · ΔE 20.6

Achromatopsia

#262626 · ΔE 14.8

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

Code

CSS

background-color: #1c2543;

Tailwind (arbitrary value)

bg-[#1c2543]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#1c2543 (#1c2543) is rgb(28, 37, 67) in RGB.

No, #1c2543 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 #1c2543, or check how it holds up for accessibility.

Generate a palette → Check contrast