#455b5e

Color #455b5e

A muted dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 7.17 Nearest Tailwind class mist-600 #4b585b · ΔE 3.5

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

Conversions

HEX

#455b5e

RGB

rgb(69, 91, 94)

HSL

hsl(187.2, 15.3%, 32%)

HSV / HSB

hsv(187.2, 26.6%, 36.9%)

CMYK

cmyk(26.6%, 3.2%, 0%, 63.1%)

LAB

lab(37.03, -7.52, -4.45)

LCH

lch(37.03, 8.74, 210.62)

OKLCH

oklch(45.4%, 0.0271, 206.57)

HWB

hwb(187.2, 27.1%, 63.1%)

Harmony colors

Complementary

#5e4845

Analogous

#455e55

#455b5e

#454f5e

Triadic

#455b5e

#5e455b

#5b5e45

Split-complementary

#455b5e

#5e454f

#5e5545

Tetradic

#455b5e

#48455e

#5e4845

#5b5e45

Square

#455b5e

#55455e

#5e4845

#4f5e45

Shades

Color #455b5e mixed toward black.

#3a4c4e

#2e3d3f

#232e2f

#171e1f

#0c0f10

Tints

Color #455b5e mixed toward white.

#5e7b7f

#7a999d

#9bb2b6

#bcccce

#dee5e7

Tones

Color #455b5e mixed toward gray.

#475a5c

#49585a

#4b5658

#4d5556

#505354

Accessibility

Aa White text on this color

7.21:1

Aa Black text on this color

2.91:1

White text reads better on this background (7.21:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#4f505d · ΔE 12.8

Deuteranopia

#4e4c5d · ΔE 15.8

Tritanopia

#465d5d · ΔE 1.9

Achromatopsia

#575757 · ΔE 9.5

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

Code

CSS

background-color: #455b5e;

Tailwind (arbitrary value)

bg-[#455b5e]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#455b5e (#455b5e) is rgb(69, 91, 94) in RGB.

No, #455b5e 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 #455b5e, or check how it holds up for accessibility.

Generate a palette → Check contrast