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#81FEC8 Color

#81FEC8 is rgb(129, 254, 200) in RGB, hsl(154, 98%, 75%) in HSL, and about cmyk(49%, 0%, 21%, 0%) 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 5.63. Black text is the more readable choice on this background.

#81FEC8
HEX#81FEC8
RGBrgb(129, 254, 200)
HSLhsl(154, 98%, 75%)
HSVhsv(154, 49%, 100%)
CMYKcmyk(49%, 0%, 21%, 0%)
OKLCHoklch(91% 0.137 163.4)
LABlab(91.43% -45.89 14.67)
LCHlch(91.43% 48.18 162.27)

What #81FEC8 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 #81FEC8, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Aquamarine#7FFFD4ΔE 5.63Spearmint#4FE7B0ΔE 10.32Seafoam#93E9BEΔE 13.13Eucalyptus#44D7A8ΔE 14.58Teal Deer#99E6B3ΔE 14.79Olo#01FFCDΔE 16.06

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

#81FEC8 Channel Values

How #81FEC8 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 254 · B 2008-bit channels as sent to the display
HSLH 154° · S 98% · L 75%Easiest model for building lighter and darker variants
HSVH 154° · S 49% · V 100%Matches the picker in most design tools
CMYKC 49% · M 0% · Y 21% · K 0%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.24:1 vs white · 16.94:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #81FEC8 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 text1.24:1AA normal AA large AAA normal
TextBlack text16.94:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #81FEC8 in the contrast checker.

Colors That Go With #81FEC8

Pairings derived from color-wheel relationships. The complementary color sits opposite #81FEC8; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#81FEC8
Complementary
#FE81B7
Analogous
#81FE89
Analogous
#81F5FE
Triadic
#C881FE
Triadic
#FEC881
Split comp.
#FE81F5
Split comp.
#FE8981

Tints & Shades of #81FEC8

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

#90FECE
#A4FED7
#B3FEDE
#C2FEE4
#D2FFEB
#E6FFF4

Shades

#4EFDB1
#1CFD9B
#02E382
#02AC62
#017945
#014728

Want a full 50-950 ramp with semantic roles? Generate design tokens from #81FEC8.

How #81FEC8 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#81FEC8
Protanopia#EFEFC9
Protanomaly#CCF5C8
Deuteranopia#DFDFCB
Deuteranomaly#C0ECCA
Tritanopia#8EF8F8
Tritanomaly#89FAE6
Achromatopsia#E7E7E7

Test a full palette in the color blindness simulator.

Using #81FEC8 in Code

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

CSS custom property--color-81fec8: #81FEC8;
CSS backgroundbackground-color: #81FEC8;
Tailwind configcolors: { 'color-81fec8': '#81FEC8' }
SwiftUIColor(red: 0.506, green: 0.996, blue: 0.784)
Android XML<color name="color_81fec8">#81FEC8</color>
SVG fillfill="#81FEC8"

More Green Colors

#81FEC8 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#81FEC8 Frequently Asked Questions

What color is #81FEC8?

#81FEC8 is a light green — rgb(129, 254, 200) in RGB and hsl(154, 98%, 75%) 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 5.63.

What is the RGB value of #81FEC8?

#81FEC8 is rgb(129, 254, 200) — red 129, green 254, and blue 200 on the 0-255 scale.

What is the CMYK value of #81FEC8?

#81FEC8 converts to approximately cmyk(49%, 0%, 21%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #81FEC8 be black or white?

Black text is the more readable choice. #81FEC8 scores 1.24:1 against white and 16.94:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #81FEC8 as a CSS color keyword?

No. #81FEC8 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 5.63, which is clearly related but distinguishable side by side.

Open #81FEC8 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.