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#81EFCA Color

#81EFCA is rgb(129, 239, 202) in RGB, hsl(160, 77%, 72%) in HSL, and about cmyk(46%, 0%, 15%, 6%) in CMYK. It has no registered color name of its own — the closest is Aquamarine (#7FFFD4), clearly related but distinguishable side by side at ΔE 7.19. Black text is the more readable choice on this background.

#81EFCA
HEX#81EFCA
RGBrgb(129, 239, 202)
HSLhsl(160, 77%, 72%)
HSVhsv(160, 46%, 94%)
CMYKcmyk(46%, 0%, 15%, 6%)
OKLCHoklch(87.6% 0.115 169.6)
LABlab(87.16% -39.62 7.66)
LCHlch(87.16% 40.35 169.06)

What #81EFCA 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 #81EFCA, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Aquamarine#7FFFD4ΔE 7.19Seafoam#93E9BEΔE 7.32Zeal#91E0B7ΔE 9.71Medium Aquamarine#66CDAAΔE 11.77Teal Deer#99E6B3ΔE 11.87Magic Mint#AAF0D1ΔE 12.37

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

#81EFCA Channel Values

How #81EFCA 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 129 · G 239 · B 2028-bit channels as sent to the display
HSLH 160° · S 77% · L 72%Easiest model for building lighter and darker variants
HSVH 160° · S 46% · V 94%Matches the picker in most design tools
CMYKC 46% · M 0% · Y 15% · K 6%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.39:1 vs white · 15.13:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #81EFCA 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 text1.39:1AA normal AA large AAA normal
TextBlack text15.13:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #81EFCA in the contrast checker.

Colors That Go With #81EFCA

Pairings derived from color-wheel relationships. The complementary color sits opposite #81EFCA; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#81EFCA
Complementary
#EF81A5
Analogous
#81EF93
Analogous
#81DCEF
Triadic
#CA81EF
Triadic
#EFCA81
Split comp.
#EF81DC
Split comp.
#EF9381

Tints & Shades of #81EFCA

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

#93F1D2
#A0F3D7
#B2F5DF
#C4F7E6
#D6FAEE
#E4FBF4

Shades

#53E9B7
#2BE3A6
#19C28A
#13956A
#0D684A
#083F2D

Want a full 50-950 ramp with semantic roles? Generate design tokens from #81EFCA.

How #81EFCA 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#81EFCA
Protanopia#E1E1CA
Protanomaly#C2E7CA
Deuteranopia#D3D3CD
Deuteranomaly#B8DFCC
Tritanopia#8AEBEB
Tritanomaly#87ECDE
Achromatopsia#DBDBDB

Test a full palette in the color blindness simulator.

Using #81EFCA in Code

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

CSS custom property--color-81efca: #81EFCA;
CSS backgroundbackground-color: #81EFCA;
Tailwind configcolors: { 'color-81efca': '#81EFCA' }
SwiftUIColor(red: 0.506, green: 0.937, blue: 0.792)
Android XML<color name="color_81efca">#81EFCA</color>
SVG fillfill="#81EFCA"

More Green Colors

#81EFCA sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#81EFCA Frequently Asked Questions

What color is #81EFCA?

#81EFCA is a light green — rgb(129, 239, 202) in RGB and hsl(160, 77%, 72%) in HSL. It carries no registered color name of its own; the closest named color is Aquamarine (#7FFFD4), which is clearly related but distinguishable side by side at a CIE76 distance of 7.19.

What is the RGB value of #81EFCA?

#81EFCA is rgb(129, 239, 202) — red 129, green 239, and blue 202 on the 0-255 scale.

What is the CMYK value of #81EFCA?

#81EFCA converts to approximately cmyk(46%, 0%, 15%, 6%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #81EFCA be black or white?

Black text is the more readable choice. #81EFCA scores 1.39:1 against white and 15.13:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #81EFCA as a CSS color keyword?

No. #81EFCA 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 7.19, which is clearly related but distinguishable side by side.

Open #81EFCA 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.