#2d4777

Color #2d4777

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 22.99 Nearest Tailwind class blue-900 #1c398e · ΔE 6.3

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

Conversions

HEX

#2d4777

RGB

rgb(45, 71, 119)

HSL

hsl(218.9, 45.1%, 32.2%)

HSV / HSB

hsv(218.9, 62.2%, 46.7%)

CMYK

cmyk(62.2%, 40.3%, 0%, 53.3%)

LAB

lab(30.39, 6.22, -30.46)

LCH

lch(30.39, 31.09, 281.54)

OKLCH

oklch(40.2%, 0.0873, 261.7)

HWB

hwb(218.9, 17.6%, 53.3%)

Harmony colors

Complementary

#775d2d

Analogous

#2d6c77

#2d4777

#382d77

Triadic

#2d4777

#772d47

#47772d

Split-complementary

#2d4777

#77382d

#6c772d

Tetradic

#2d4777

#5d2d77

#775d2d

#47772d

Square

#2d4777

#772d6c

#775d2d

#2d7738

Shades

Color #2d4777 mixed toward black.

#263b63

#1e2f4f

#17243c

#0f1828

#080c14

Tints

Color #2d4777 mixed toward white.

#3d60a1

#587cc0

#829dd0

#abbedf

#d5deef

Tones

Color #2d4777 mixed toward gray.

#334971

#394b6b

#404d65

#464e5e

#4c5058

Accessibility

Aa White text on this color

9.21:1

Aa Black text on this color

2.28:1

White text reads better on this background (9.21:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3a3a6e · ΔE 7.2

Deuteranopia

#38366b · ΔE 8.2

Tritanopia

#2f6664 · ΔE 24.3

Achromatopsia

#484848 · ΔE 18.5

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

Code

CSS

background-color: #2d4777;

Tailwind (arbitrary value)

bg-[#2d4777]

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

#2d4777 (#2d4777) is rgb(45, 71, 119) in RGB.

No, #2d4777 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 #2d4777, or check how it holds up for accessibility.

Generate a palette → Check contrast