#2d499c

Color #2d499c

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 9.95 Nearest Tailwind class blue-900 #1c398e · ΔE 5.1

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

Conversions

HEX

#2d499c

RGB

rgb(45, 73, 156)

HSL

hsl(224.9, 55.2%, 39.4%)

HSV / HSB

hsv(224.9, 71.2%, 61.2%)

CMYK

cmyk(71.2%, 53.2%, 0%, 38.8%)

LAB

lab(33.4, 18.82, -48.41)

LCH

lch(33.4, 51.94, 291.24)

OKLCH

oklch(43.3%, 0.1395, 266.51)

HWB

hwb(224.9, 17.6%, 38.8%)

Harmony colors

Complementary

#9c802d

Analogous

#2d809c

#2d499c

#492d9c

Triadic

#2d499c

#9c2d49

#499c2d

Split-complementary

#2d499c

#9c492d

#809c2d

Tetradic

#2d499c

#802d9c

#9c802d

#499c2d

Square

#2d499c

#9c2d80

#9c802d

#2d9c49

Shades

Color #2d499c mixed toward black.

#263d82

#1e3168

#17244e

#0f1834

#080c1a

Tints

Color #2d499c mixed toward white.

#395cc4

#5f7cd1

#879ddc

#afbde8

#d7def3

Tones

Color #2d499c mixed toward gray.

#364e93

#3f5289

#495780

#525b77

#5b606e

Accessibility

Aa White text on this color

8.25:1

Aa Black text on this color

2.54:1

White text reads better on this background (8.25:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3b3b8d · ΔE 6.1

Deuteranopia

#39378a · ΔE 7.2

Tritanopia

#2f807d · ΔE 32.4

Achromatopsia

#4f4f4f · ΔE 24.1

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

Code

CSS

background-color: #2d499c;

Tailwind (arbitrary value)

bg-[#2d499c]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Navy #000080

Frequently asked questions

#2d499c (#2d499c) is rgb(45, 73, 156) in RGB.

No, #2d499c 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 #2d499c, or check how it holds up for accessibility.

Generate a palette → Check contrast