Skip to content

#78C99B Color

#78C99B is rgb(120, 201, 155) in RGB, hsl(146, 43%, 63%) in HSL, and about cmyk(40%, 0%, 23%, 21%) in CMYK. It has no registered color name of its own — the closest is Medium Aquamarine (#66CDAA), clearly related but distinguishable side by side at ΔE 8.24. Black text is the more readable choice on this background.

#78C99B
HEX#78C99B
RGBrgb(120, 201, 155)
HSLhsl(146, 43%, 63%)
HSVhsv(146, 40%, 79%)
CMYKcmyk(40%, 0%, 23%, 21%)
OKLCHoklch(77.1% 0.104 157.9)
LABlab(74.85% -33.66 14.95)
LCHlch(74.85% 36.82 156.06)

What #78C99B 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 #78C99B, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Medium Aquamarine#66CDAAΔE 8.24Zeal#91E0B7ΔE 9.02Teal Deer#99E6B3ΔE 10.69Eton Blue#96C8A2ΔE 11.09Seafoam#93E9BEΔE 11.47Dark Sea Green#8FBC8FΔE 12.12

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

#78C99B Channel Values

How #78C99B 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 120 · G 201 · B 1558-bit channels as sent to the display
HSLH 146° · S 43% · L 63%Easiest model for building lighter and darker variants
HSVH 146° · S 40% · V 79%Matches the picker in most design tools
CMYKC 40% · M 0% · Y 23% · K 21%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.98:1 vs white · 10.63:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #78C99B 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 text1.98:1AA normal AA large AAA normal
TextBlack text10.63:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #78C99B in the contrast checker.

Colors That Go With #78C99B

Pairings derived from color-wheel relationships. The complementary color sits opposite #78C99B; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#78C99B
Complementary
#C978A6
Analogous
#7DC978
Analogous
#78C9C4
Triadic
#9B78C9
Triadic
#C99B78
Split comp.
#C478C9
Split comp.
#C9787D

Tints & Shades of #78C99B

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

#8AD0A9
#9DD8B6
#AFDFC4
#C1E6D1
#D3EEDF
#E5F5EC

Shades

#5BBE86
#43A86F
#378B5B
#2A6A46
#1F4D32
#112C1D

Want a full 50-950 ramp with semantic roles? Generate design tokens from #78C99B.

How #78C99B 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#78C99B
Protanopia#BEBE9B
Protanomaly#A7C39B
Deuteranopia#B3B39D
Deuteranomaly#9FBC9C
Tritanopia#81C4C4
Tritanomaly#7EC6B5
Achromatopsia#B8B8B8

Test a full palette in the color blindness simulator.

Using #78C99B in Code

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

CSS custom property--color-78c99b: #78C99B;
CSS backgroundbackground-color: #78C99B;
Tailwind configcolors: { 'color-78c99b': '#78C99B' }
SwiftUIColor(red: 0.471, green: 0.788, blue: 0.608)
Android XML<color name="color_78c99b">#78C99B</color>
SVG fillfill="#78C99B"

More Green Colors

#78C99B sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#78C99B Frequently Asked Questions

What color is #78C99B?

#78C99B is a light green — rgb(120, 201, 155) in RGB and hsl(146, 43%, 63%) in HSL. It carries no registered color name of its own; the closest named color is Medium Aquamarine (#66CDAA), which is clearly related but distinguishable side by side at a CIE76 distance of 8.24.

What is the RGB value of #78C99B?

#78C99B is rgb(120, 201, 155) — red 120, green 201, and blue 155 on the 0-255 scale.

What is the CMYK value of #78C99B?

#78C99B converts to approximately cmyk(40%, 0%, 23%, 21%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #78C99B be black or white?

Black text is the more readable choice. #78C99B scores 1.98:1 against white and 10.63:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #78C99B as a CSS color keyword?

No. #78C99B 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 mediumaquamarine (#66CDAA) at a CIE76 distance of 8.24, which is clearly related but distinguishable side by side.

Open #78C99B 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.