#375a66

Color #375a66

A muted dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 9.03 Nearest Tailwind class cyan-800 #005f78 · ΔE 6.1

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

Conversions

HEX

#375a66

RGB

rgb(55, 90, 102)

HSL

hsl(195.3, 29.9%, 30.8%)

HSV / HSB

hsv(195.3, 46.1%, 40%)

CMYK

cmyk(46.1%, 11.8%, 0%, 60%)

LAB

lab(36.14, -9.08, -10.85)

LCH

lch(36.14, 14.15, 230.08)

OKLCH

oklch(44.6%, 0.0449, 221.75)

HWB

hwb(195.3, 21.6%, 60%)

Harmony colors

Complementary

#664337

Analogous

#37665b

#375a66

#374366

Triadic

#375a66

#66375a

#5a6637

Split-complementary

#375a66

#663743

#665b37

Tetradic

#375a66

#433766

#664337

#5a6637

Square

#375a66

#5b3766

#664337

#436637

Shades

Color #375a66 mixed toward black.

#2e4b55

#253c44

#1c2d33

#121e22

#090f11

Tints

Color #375a66 mixed toward white.

#4c7c8c

#669bad

#8cb4c1

#b3cdd6

#d9e6ea

Tones

Color #375a66 mixed toward gray.

#3b5862

#3f565e

#43545a

#475256

#4b5052

Accessibility

Aa White text on this color

7.46:1

Aa Black text on this color

2.82:1

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

#494963 · ΔE 17.8

Deuteranopia

#474463 · ΔE 19.9

Tritanopia

#396161 · ΔE 7.2

Achromatopsia

#555555 · ΔE 12.5

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

Code

CSS

background-color: #375a66;

Tailwind (arbitrary value)

bg-[#375a66]

Related colors

Deep Sky Blue #00bfff

Light Blue #add8e6

Sky Blue #87ceeb

Light Sky Blue #87cefa

Powder Blue #b0e0e6

Charcoal #36454f

Frequently asked questions

#375a66 (#375a66) is rgb(55, 90, 102) in RGB.

No, #375a66 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 #375a66, or check how it holds up for accessibility.

Generate a palette → Check contrast