#2d4151

Color #2d4151

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 4.57 Nearest Tailwind class gray-700 #364153 · ΔE 4.4

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

Conversions

HEX

#2d4151

RGB

rgb(45, 65, 81)

HSL

hsl(206.7, 28.6%, 24.7%)

HSV / HSB

hsv(206.7, 44.4%, 31.8%)

CMYK

cmyk(44.4%, 19.8%, 0%, 68.2%)

LAB

lab(26.54, -3.06, -12.13)

LCH

lch(26.54, 12.51, 255.84)

OKLCH

oklch(36.5%, 0.0376, 243.09)

HWB

hwb(206.7, 17.6%, 68.2%)

Harmony colors

Complementary

#513d2d

Analogous

#2d514f

#2d4151

#2d2f51

Triadic

#2d4151

#512d41

#41512d

Split-complementary

#2d4151

#512d2f

#514f2d

Tetradic

#2d4151

#3d2d51

#513d2d

#41512d

Square

#2d4151

#4f2d51

#513d2d

#2f512d

Shades

Color #2d4151 mixed toward black.

#253643

#1e2b36

#162028

#0f161b

#070b0d

Tints

Color #2d4151 mixed toward white.

#44627a

#5b83a3

#84a2ba

#adc1d1

#d6e0e8

Tones

Color #2d4151 mixed toward gray.

#30414e

#33404b

#364048

#394045

#3c3f42

Accessibility

Aa White text on this color

10.57:1

Aa Black text on this color

1.99:1

White text reads better on this background (10.57:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#37374d · ΔE 11.2

Deuteranopia

#35344d · ΔE 12.5

Tritanopia

#2e4b4a · ΔE 11.5

Achromatopsia

#3f3f3f · ΔE 10

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

Code

CSS

background-color: #2d4151;

Tailwind (arbitrary value)

bg-[#2d4151]

Related colors

Steel Blue #4682b4

Alice Blue #f0f8ff

Charcoal #36454f

Dodger Blue #1e90ff

Light Slate Gray #778899

Slate Gray #708090

Frequently asked questions

#2d4151 (#2d4151) is rgb(45, 65, 81) in RGB.

No, #2d4151 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 #2d4151, or check how it holds up for accessibility.

Generate a palette → Check contrast