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#51ECC2 Color

#51ECC2 is rgb(81, 236, 194) in RGB, hsl(164, 80%, 62%) in HSL, and about cmyk(66%, 0%, 18%, 7%) in CMYK. It has no registered color name of its own — the closest is Spearmint (#4FE7B0), clearly related but distinguishable side by side at ΔE 7.12. Black text is the more readable choice on this background.

#51ECC2
HEX#51ECC2
RGBrgb(81, 236, 194)
HSLhsl(164, 80%, 62%)
HSVhsv(164, 66%, 93%)
CMYKcmyk(66%, 0%, 18%, 7%)
OKLCHoklch(85.1% 0.143 171.2)
LABlab(84.60% -49.84 7.92)
LCHlch(84.60% 50.46 170.97)

What #51ECC2 Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #51ECC2, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Spearmint#4FE7B0ΔE 7.12Eucalyptus#44D7A8ΔE 8Aquamarine#7FFFD4ΔE 8.9Olo#01FFCDΔE 12.15Sea Green (Crayola)#00FFCDΔE 12.17Caribbean Green#00CC99ΔE 13.13

Browse the full index of named colors A-Z or every green in the library.

#51ECC2 Channel Values

How #51ECC2 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 81 · G 236 · B 1948-bit channels as sent to the display
HSLH 164° · S 80% · L 62%Easiest model for building lighter and darker variants
HSVH 164° · S 66% · V 93%Matches the picker in most design tools
CMYKC 66% · M 0% · Y 18% · K 7%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.49:1 vs white · 14.13:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #51ECC2 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

Fails AAWhite text1.49:1AA normal AA large AAA normal
TextBlack text14.13:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #51ECC2 in the contrast checker.

Colors That Go With #51ECC2

Pairings derived from color-wheel relationships. The complementary color sits opposite #51ECC2; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#51ECC2
Complementary
#EC517A
Analogous
#51EC75
Analogous
#51C7EC
Triadic
#C251EC
Triadic
#ECC251
Split comp.
#EC51C7
Split comp.
#EC7551

Tints & Shades of #51ECC2

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

#68EECA
#7EF1D2
#95F3DA
#B1F6E4
#C8F9EC
#DFFBF4

Shades

#2CE8B5
#17CF9E
#13AA82
#0F8566
#0B604A
#06372A

Want a full 50-950 ramp with semantic roles? Generate design tokens from #51ECC2.

How #51ECC2 Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#51ECC2
Protanopia#DBDBC3
Protanomaly#B4E2C2
Deuteranopia#CACAC5
Deuteranomaly#A7D8C4
Tritanopia#61E7E7
Tritanomaly#5BE9D9
Achromatopsia#D4D4D4

Test a full palette in the color blindness simulator.

Using #51ECC2 in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-51ecc2: #51ECC2;
CSS backgroundbackground-color: #51ECC2;
Tailwind configcolors: { 'color-51ecc2': '#51ECC2' }
SwiftUIColor(red: 0.318, green: 0.925, blue: 0.761)
Android XML<color name="color_51ecc2">#51ECC2</color>
SVG fillfill="#51ECC2"

More Green Colors

#51ECC2 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#51ECC2 Frequently Asked Questions

What color is #51ECC2?

#51ECC2 is a light green — rgb(81, 236, 194) in RGB and hsl(164, 80%, 62%) in HSL. It carries no registered color name of its own; the closest named color is Spearmint (#4FE7B0), which is clearly related but distinguishable side by side at a CIE76 distance of 7.12.

What is the RGB value of #51ECC2?

#51ECC2 is rgb(81, 236, 194) — red 81, green 236, and blue 194 on the 0-255 scale.

What is the CMYK value of #51ECC2?

#51ECC2 converts to approximately cmyk(66%, 0%, 18%, 7%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #51ECC2 be black or white?

Black text is the more readable choice. #51ECC2 scores 1.49:1 against white and 14.13:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #51ECC2 as a CSS color keyword?

No. #51ECC2 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is aquamarine (#7FFFD4) at a CIE76 distance of 8.9, which is clearly related but distinguishable side by side.

Open #51ECC2 in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

Keep exploring: every green in the color library, the guide to shades of green, or the full color library.