#2b303f

Color #2b303f

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 10.15 Nearest Tailwind class gray-800 #1e2939 · ΔE 3.6

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Conversions

HEX

#2b303f

RGB

rgb(43, 48, 63)

HSL

hsl(225, 18.9%, 20.8%)

HSV / HSB

hsv(225, 31.7%, 24.7%)

CMYK

cmyk(31.7%, 23.8%, 0%, 75.3%)

LAB

lab(19.99, 2.01, -10.15)

LCH

lch(19.99, 10.35, 281.2)

OKLCH

oklch(31.1%, 0.0279, 270.41)

HWB

hwb(225, 16.9%, 75.3%)

Harmony colors

Complementary

#3f3a2b

Analogous

#2b3a3f

#2b303f

#302b3f

Triadic

#2b303f

#3f2b30

#303f2b

Split-complementary

#2b303f

#3f302b

#3a3f2b

Tetradic

#2b303f

#3a2b3f

#3f3a2b

#303f2b

Square

#2b303f

#3f2b3a

#3f3a2b

#2b3f30

Shades

Color #2b303f mixed toward black.

#242835

#1d202a

#161820

#0e1015

#07080b

Tints

Color #2b303f mixed toward white.

#464f67

#626d8f

#8790ad

#afb5c8

#d7dae4

Tones

Color #2b303f mixed toward gray.

#2d313d

#2e323c

#30333a

#323338

#333437

Accessibility

Aa White text on this color

13.15:1

Aa Black text on this color

1.6:1

White text reads better on this background (13.15:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2d2d3c · ΔE 2.8

Deuteranopia

#2d2d3b · ΔE 2.7

Tritanopia

#2b3938 · ΔE 12.2

Achromatopsia

#303030 · ΔE 8.6

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

Code

CSS

background-color: #2b303f;

Tailwind (arbitrary value)

bg-[#2b303f]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#2b303f (#2b303f) is rgb(43, 48, 63) in RGB.

No, #2b303f 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 #2b303f, or check how it holds up for accessibility.

Generate a palette → Check contrast