#378a61

Color #378a61

A moderately saturated dark green.

Closest named color Sea Green #2e8b57 · ΔE 7.03 Nearest Tailwind class emerald-600 #009966 · ΔE 5.7

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Conversions

HEX

#378a61

RGB

rgb(55, 138, 97)

HSL

hsl(150.4, 43%, 37.8%)

HSV / HSB

hsv(150.4, 60.1%, 54.1%)

CMYK

cmyk(60.1%, 0%, 29.7%, 45.9%)

LAB

lab(51.67, -35.25, 14.62)

LCH

lch(51.67, 38.16, 157.47)

OKLCH

oklch(57.1%, 0.1033, 158.9)

HWB

hwb(150.4, 21.6%, 45.9%)

Harmony colors

Complementary

#8a3760

Analogous

#378a37

#378a61

#37898a

Triadic

#378a61

#61378a

#8a6137

Split-complementary

#378a61

#8a3789

#8a3737

Tetradic

#378a61

#37608a

#8a3760

#8a6137

Square

#378a61

#37378a

#8a3760

#898a37

Shades

Color #378a61 mixed toward black.

#2e7351

#255c41

#1b4530

#122e20

#091710

Tints

Color #378a61 mixed toward white.

#46b07c

#68c396

#8ed2b0

#b3e1ca

#d9f0e5

Tones

Color #378a61 mixed toward gray.

#3e8361

#457c61

#4c7561

#536e61

#596760

Accessibility

Aa White text on this color

4.22:1

Aa Black text on this color

4.97:1

Black text reads better on this background (4.97:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#66666d · ΔE 27.2

Deuteranopia

#615a6f · ΔE 33.4

Tritanopia

#3f7577 · ΔE 17.3

Achromatopsia

#7b7b7b · ΔE 23.2

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

Code

CSS

background-color: #378a61;

Tailwind (arbitrary value)

bg-[#378a61]

Related colors

Mint Cream #f5fffa

Spring Green #00ff7f

Medium Sea Green #3cb371

Sea Green #2e8b57

Medium Spring Green #00fa9a

Medium Aquamarine #66cdaa

Frequently asked questions

#378a61 (#378a61) is rgb(55, 138, 97) in RGB.

No, #378a61 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 #378a61, or check how it holds up for accessibility.

Generate a palette → Check contrast