#12b57a

Color #12b57a

A vivid, highly saturated dark green.

Closest named color Medium Sea Green #3cb371 · ΔE 6.17 Nearest Tailwind class emerald-500 #00bc7d · ΔE 2

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Conversions

HEX

#12b57a

RGB

rgb(18, 181, 122)

HSL

hsl(158.3, 81.9%, 39%)

HSV / HSB

hsv(158.3, 90.1%, 71%)

CMYK

cmyk(90.1%, 0%, 32.6%, 29%)

LAB

lab(65.42, -52.15, 19.54)

LCH

lch(65.42, 55.69, 159.46)

OKLCH

oklch(68.4%, 0.1499, 160.76)

HWB

hwb(158.3, 7.1%, 29%)

Harmony colors

Complementary

#b5124d

Analogous

#12b529

#12b57a

#129eb5

Triadic

#12b57a

#7a12b5

#b57a12

Split-complementary

#12b57a

#b5129e

#b52912

Tetradic

#12b57a

#124db5

#b5124d

#b57a12

Square

#12b57a

#2912b5

#b5124d

#9eb512

Shades

Color #12b57a mixed toward black.

#0f9766

#0c7951

#095a3d

#063c29

#031e14

Tints

Color #12b57a mixed toward white.

#17e49a

#42ecaf

#72f1c3

#a1f6d7

#d0faeb

Tones

Color #12b57a mixed toward gray.

#20a776

#2d9a72

#3b8c6f

#487f6b

#567167

Accessibility

Aa White text on this color

2.65:1

Aa Black text on this color

7.92:1

Black text reads better on this background (7.92:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#7d7e8b · ΔE 31.9

Deuteranopia

#756a8f · ΔE 41.4

Tritanopia

#2f979a · ΔE 20.8

Achromatopsia

#9f9f9f · ΔE 25.5

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

Code

CSS

background-color: #12b57a;

Tailwind (arbitrary value)

bg-[#12b57a]

Related colors

Medium Aquamarine #66cdaa

Medium Spring Green #00fa9a

Aquamarine #7fffd4

Mint Cream #f5fffa

Spring Green #00ff7f

Medium Sea Green #3cb371

Frequently asked questions

#12b57a (#12b57a) is rgb(18, 181, 122) in RGB.

No, #12b57a 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 #12b57a, or check how it holds up for accessibility.

Generate a palette → Check contrast