#455b81

Color #455b81

A muted dark blue.

Closest named color Steel Blue #4682b4 · ΔE 17.63 Nearest Tailwind class slate-600 #45556c · ΔE 5.1

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Conversions

HEX

#455b81

RGB

rgb(69, 91, 129)

HSL

hsl(218, 30.3%, 38.8%)

HSV / HSB

hsv(218, 46.5%, 50.6%)

CMYK

cmyk(46.5%, 29.5%, 0%, 49.4%)

LAB

lab(38.43, 2.65, -23.91)

LCH

lch(38.43, 24.06, 276.32)

OKLCH

oklch(47%, 0.0676, 260.98)

HWB

hwb(218, 27.1%, 49.4%)

Harmony colors

Complementary

#816b45

Analogous

#457981

#455b81

#4d4581

Triadic

#455b81

#81455b

#5b8145

Split-complementary

#455b81

#814d45

#798145

Tetradic

#455b81

#6b4581

#816b45

#5b8145

Square

#455b81

#814579

#816b45

#45814d

Shades

Color #455b81 mixed toward black.

#394c6b

#2e3d56

#222d40

#171e2b

#0b0f15

Tints

Color #455b81 mixed toward white.

#5773a3

#778fb6

#99abc9

#bbc7db

#dde3ed

Tones

Color #455b81 mixed toward gray.

#4a5c7c

#4f5e77

#545f72

#59606d

#5e6268

Accessibility

Aa White text on this color

6.85:1

Aa Black text on this color

3.07:1

White text reads better on this background (6.85:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4f5079 · ΔE 7.3

Deuteranopia

#4e4c77 · ΔE 8.6

Tritanopia

#467271 · ΔE 20.7

Achromatopsia

#5a5a5a · ΔE 15.7

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

Code

CSS

background-color: #455b81;

Tailwind (arbitrary value)

bg-[#455b81]

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

#455b81 (#455b81) is rgb(69, 91, 129) in RGB.

No, #455b81 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.

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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 #455b81, or check how it holds up for accessibility.

Generate a palette → Check contrast