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#42C286 Color

#42C286 is rgb(66, 194, 134) in RGB, hsl(152, 51%, 51%) in HSL, and about cmyk(66%, 0%, 31%, 24%) in CMYK. It has no registered color name of its own — the closest is Medium Sea Green (#3CB371), clearly related but distinguishable side by side at ΔE 6.72. Black text is the more readable choice on this background.

#42C286
HEX#42C286
RGBrgb(66, 194, 134)
HSLhsl(152, 51%, 51%)
HSVhsv(152, 66%, 76%)
CMYKcmyk(66%, 0%, 31%, 24%)
OKLCHoklch(72.9% 0.143 159)
LABlab(70.41% -47.11 19.60)
LCHlch(70.41% 51.02 157.41)

What #42C286 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 #42C286, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Medium Sea Green#3CB371ΔE 6.72Green (Crayola)#1CAC78ΔE 8.63Mountain Meadow#30BA8FΔE 9.19Caribbean Green#00CC99ΔE 9.49Green Frog#00A86BΔE 10.01Emerald#50C878ΔE 10.32

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

#42C286 Channel Values

How #42C286 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 66 · G 194 · B 1348-bit channels as sent to the display
HSLH 152° · S 51% · L 51%Easiest model for building lighter and darker variants
HSVH 152° · S 66% · V 76%Matches the picker in most design tools
CMYKC 66% · M 0% · Y 31% · K 24%Approximate ink mix; confirm with an ICC profile before printing
Luminance2.26:1 vs white · 9.29:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #42C286 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 text2.26:1AA normal AA large AAA normal
TextBlack text9.29:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #42C286 in the contrast checker.

Colors That Go With #42C286

Pairings derived from color-wheel relationships. The complementary color sits opposite #42C286; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#42C286
Complementary
#C2427E
Analogous
#42C247
Analogous
#42BEC2
Triadic
#8642C2
Triadic
#C28642
Split comp.
#C242BE
Split comp.
#C24742

Tints & Shades of #42C286

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

#5DCB98
#74D2A6
#8FDBB8
#AAE4C9
#C5ECDA
#DCF4E9

Shades

#37A974
#2F9264
#277752
#1E5C3F
#15412D
#0E2A1D

Want a full 50-950 ramp with semantic roles? Generate design tokens from #42C286.

How #42C286 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#42C286
Protanopia#B4B487
Protanomaly#94BA86
Deuteranopia#A6A689
Deuteranomaly#89B288
Tritanopia#56BCBC
Tritanomaly#4FBEA9
Achromatopsia#ACACAC

Test a full palette in the color blindness simulator.

Using #42C286 in Code

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

CSS custom property--color-42c286: #42C286;
CSS backgroundbackground-color: #42C286;
Tailwind configcolors: { 'color-42c286': '#42C286' }
SwiftUIColor(red: 0.259, green: 0.761, blue: 0.525)
Android XML<color name="color_42c286">#42C286</color>
SVG fillfill="#42C286"

More Green Colors

#42C286 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#42C286 Frequently Asked Questions

What color is #42C286?

#42C286 is a mid-tone green — rgb(66, 194, 134) in RGB and hsl(152, 51%, 51%) in HSL. It carries no registered color name of its own; the closest named color is Medium Sea Green (#3CB371), which is clearly related but distinguishable side by side at a CIE76 distance of 6.72.

What is the RGB value of #42C286?

#42C286 is rgb(66, 194, 134) — red 66, green 194, and blue 134 on the 0-255 scale.

What is the CMYK value of #42C286?

#42C286 converts to approximately cmyk(66%, 0%, 31%, 24%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #42C286 be black or white?

Black text is the more readable choice. #42C286 scores 2.26:1 against white and 9.29:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #42C286 as a CSS color keyword?

No. #42C286 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 mediumseagreen (#3CB371) at a CIE76 distance of 6.72, which is clearly related but distinguishable side by side.

Open #42C286 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.