#2b3151

Color #2b3151

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 17.72 Nearest Tailwind class blue-950 #162456 · ΔE 6.4

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Conversions

HEX

#2b3151

RGB

rgb(43, 49, 81)

HSL

hsl(230.5, 30.6%, 24.3%)

HSV / HSB

hsv(230.5, 46.9%, 31.8%)

CMYK

cmyk(46.9%, 39.5%, 0%, 68.2%)

LAB

lab(21.22, 7.15, -20.39)

LCH

lch(21.22, 21.61, 289.32)

OKLCH

oklch(32.4%, 0.0575, 274.69)

HWB

hwb(230.5, 16.9%, 68.2%)

Harmony colors

Complementary

#514b2b

Analogous

#2b4451

#2b3151

#382b51

Triadic

#2b3151

#512b31

#31512b

Split-complementary

#2b3151

#51382b

#44512b

Tetradic

#2b3151

#4b2b51

#514b2b

#31512b

Square

#2b3151

#512b44

#514b2b

#2b5138

Shades

Color #2b3151 mixed toward black.

#242943

#1d2136

#161928

#0e101b

#07080d

Tints

Color #2b3151 mixed toward white.

#414a7b

#5864a5

#818abc

#abb1d2

#d5d8e9

Tones

Color #2b3151 mixed toward gray.

#2e334e

#31354b

#343747

#383a44

#3b3c41

Accessibility

Aa White text on this color

12.64:1

Aa Black text on this color

1.66:1

White text reads better on this background (12.64:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2e2e4b · ΔE 2.5

Deuteranopia

#2d2d49 · ΔE 2.7

Tritanopia

#2b4544 · ΔE 21

Achromatopsia

#333333 · ΔE 15.1

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

Code

CSS

background-color: #2b3151;

Tailwind (arbitrary value)

bg-[#2b3151]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#2b3151 (#2b3151) is rgb(43, 49, 81) in RGB.

No, #2b3151 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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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 #2b3151, or check how it holds up for accessibility.

Generate a palette → Check contrast