#3a5b57

Color #3a5b57

A muted dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 5.49 Nearest Tailwind class teal-900 #0b4f4a · ΔE 7.4

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

Conversions

HEX

#3a5b57

RGB

rgb(58, 91, 87)

HSL

hsl(172.7, 22.1%, 29.2%)

HSV / HSB

hsv(172.7, 36.3%, 35.7%)

CMYK

cmyk(36.3%, 0%, 4.4%, 64.3%)

LAB

lab(36.12, -13.03, -1.52)

LCH

lch(36.12, 13.12, 186.65)

OKLCH

oklch(44.4%, 0.0391, 186.31)

HWB

hwb(172.7, 22.7%, 64.3%)

Harmony colors

Complementary

#5b3a3e

Analogous

#3a5b46

#3a5b57

#3a4e5b

Triadic

#3a5b57

#573a5b

#5b573a

Split-complementary

#3a5b57

#5b3a4e

#5b463a

Tetradic

#3a5b57

#3a3e5b

#5b3a3e

#5b573a

Square

#3a5b57

#463a5b

#5b3a3e

#4e5b3a

Shades

Color #3a5b57 mixed toward black.

#304c48

#273d3a

#1d2d2b

#131e1d

#0a0f0e

Tints

Color #3a5b57 mixed toward white.

#51807a

#6ca19b

#91b9b4

#b6d0cd

#dae8e6

Tones

Color #3a5b57 mixed toward gray.

#3d5855

#3f5553

#425351

#45504f

#484d4d

Accessibility

Aa White text on this color

7.46:1

Aa Black text on this color

2.81:1

White text reads better on this background (7.46:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#4a4b58 · ΔE 17.9

Deuteranopia

#484658 · ΔE 21.1

Tritanopia

#3c5959 · ΔE 2.6

Achromatopsia

#555555 · ΔE 13.6

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

Code

CSS

background-color: #3a5b57;

Tailwind (arbitrary value)

bg-[#3a5b57]

Related colors

Turquoise #40e0d0

Light Sea Green #20b2aa

Medium Turquoise #48d1cc

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#3a5b57 (#3a5b57) is rgb(58, 91, 87) in RGB.

No, #3a5b57 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 #3a5b57, or check how it holds up for accessibility.

Generate a palette → Check contrast