Colour

#66CC00

#66CC00
Green
Dark
Nearest: Limegreen

#66CC00 is a green with RGB values 102, 204, 0 and HSL 90°, 100%, 40%. It is a dark colour, so black text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#66CC00#66CC00

HEX#66CC00

HEX (short)#6C0

RGBrgb(102, 204, 0)

RGB (0–1)0.4, 0.8, 0

RGB percentages40%, 80%, 0%

HSLhsl(90, 100%, 40%)

HSV / HSBhsv(90, 100%, 80%)

CMYK50%, 0%, 100%, 20%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,736,896

CSS custom property--colour: #66CC00;

Brightness & contrast

Relative luminance0.46011WCAG 2.x, 0 is black and 1 is white

Perceived brightness165.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 10.2:1

Contrast with white2.06:1WCAG normal text: Fail

Contrast with black10.2:1WCAG normal text: AAA

Greyscale equivalent#A8A8A8

Inverted#9933FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#D4BA00no red cones; affects about 1% of men; ΔE 51.6 from the original

Deuteranopia#C7B22Bno green cones; the most common form, about 1% of men; ΔE 51.1 from the original

Tritanopia#61C4ADno blue cones; rare, and affects men and women equally; ΔE 73.4 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text2.06:1WCAG large text: Fail

Contrast with black, large text10.2:1WCAG large text: AAA

Named colours

Limegreen · ΔE 15.1 Yellow green · ΔE 20.2 Green yellow · ΔE 21.1 Lawn green · ΔE 22.5 Chartreuse · ΔE 23.7 Lime · ΔE 34.1

Nearest named CSS colourLimegreen (#32CD32)ΔE 15.07, a distinctly different colour

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#6600CC

Analogous#CCCC00, #00CC00

Triadic#0066CC, #CC0066

Split complementary#0000CC, #CC00CC

Tetradic#00CCCC, #6600CC, #CC0000

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#CCFF99

Lighter +30%#B3FF66

Lighter +20%#99FF33

Lighter +10%#80FF00

Darker −10%#4D9900

Darker −20%#336600

Darker −30%#1A3300

Darker −40%#000000

More saturated +25%#66CC00

Less saturated −25%#66B319

Channel breakdown

R102

G204

Red102 (40%)

Green204 (80%)

Blue0 (0%)

Hue90°

Saturation (HSL)100%

Lightness40%

Dominant channelGreen

Hex per channelR 66 · G CC · B 00

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#66CC00

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

Nerdulate something else