#2b4e57

Color #2b4e57

A muted dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 5.82 Nearest Tailwind class cyan-900 #104e64 · ΔE 5.5

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Conversions

HEX

#2b4e57

RGB

rgb(43, 78, 87)

HSL

hsl(192.3, 33.8%, 25.5%)

HSV / HSB

hsv(192.3, 50.6%, 34.1%)

CMYK

cmyk(50.6%, 10.3%, 0%, 65.9%)

LAB

lab(31, -9.88, -9.24)

LCH

lch(31, 13.53, 223.08)

OKLCH

oklch(40.1%, 0.0432, 216.15)

HWB

hwb(192.3, 16.9%, 65.9%)

Harmony colors

Complementary

#57342b

Analogous

#2b574a

#2b4e57

#2b3857

Triadic

#2b4e57

#572b4e

#4e572b

Split-complementary

#2b4e57

#572b38

#574a2b

Tetradic

#2b4e57

#342b57

#57342b

#4e572b

Square

#2b4e57

#4a2b57

#57342b

#38572b

Shades

Color #2b4e57 mixed toward black.

#244149

#1d343a

#16272c

#0e1a1d

#070d0f

Tints

Color #2b4e57 mixed toward white.

#407481

#569aab

#80b3c0

#aaccd5

#d5e6ea

Tones

Color #2b4e57 mixed toward gray.

#2f4c53

#324a50

#36484c

#3a4548

#3d4345

Accessibility

Aa White text on this color

9.01:1

Aa Black text on this color

2.33:1

White text reads better on this background (9.01:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3d3d55 · ΔE 18.5

Deuteranopia

#3b3854 · ΔE 20.6

Tritanopia

#2d5353 · ΔE 5.5

Achromatopsia

#494949 · ΔE 12.5

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

Code

CSS

background-color: #2b4e57;

Tailwind (arbitrary value)

bg-[#2b4e57]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Light Sky Blue #87cefa

Frequently asked questions

#2b4e57 (#2b4e57) is rgb(43, 78, 87) in RGB.

No, #2b4e57 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 #2b4e57, or check how it holds up for accessibility.

Generate a palette → Check contrast