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Recognised as Colour

#66DA78

  • #66DA78
  • Green
  • Light
  • Nearest: Light green

#66DA78 is a green with RGB values 102, 218, 120 and HSL 129°, 61%, 63%. It is a light colour, so black text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Light green.

Colour values

#66DA78#66DA78
HEX#66DA78
RGBrgb(102, 218, 120)
RGB (0–1)0.4, 0.8549, 0.4706
RGB percentages40%, 85.5%, 47.1%
HSLhsl(129.3, 61.1%, 62.7%)
HSV / HSBhsv(129.3, 53.2%, 85.5%)
CMYK53.2%, 0%, 45%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,740,600
CSS custom property--colour: #66DA78;

Brightness & contrast

Relative luminance0.54324WCAG 2.x, 0 is black and 1 is white
Perceived brightness180.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.86:1
Contrast with white1.77:1WCAG normal text: Fail
Contrast with black11.86:1WCAG normal text: AAA
Greyscale equivalent#BABABA
Inverted#992587

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DDC970no red cones; affects about 1% of men; ΔE 49.4 from the original
Deuteranopia#CDBE7Fno green cones; the most common form, about 1% of men; ΔE 49.7 from the original
Tritanopia#50D6C2no blue cones; rare, and affects men and women equally; ΔE 41.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.77:1WCAG large text: Fail
Contrast with black, large text11.86:1WCAG large text: AAA

Named colours

Light green · ΔE 10.6Pale green · ΔE 13.1Medium seagreen · ΔE 20.1Medium spring green · ΔE 20.4Spring green · ΔE 27Limegreen · ΔE 27.6
Nearest named CSS colourLight green (#90EE90)ΔE 10.6, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DA66C8
Analogous#8EDA66, #66DAB2
Triadic#7866DA, #DA7866
Split complementary#B266DA, #DA668E
Tetradic#668EDA, #DA66C8, #DAB266

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E1F8E5
Lighter +20%#B8EEC0
Lighter +10%#8FE49C
Darker −10%#3DD054
Darker −20%#2AB03F
Darker −30%#218630
Darker −40%#175D22
More saturated +25%#4EF268
Less saturated −25%#7EC288

Channel breakdown

R102
G218
B120
Red102 (40%)
Green218 (85.5%)
Blue120 (47.1%)
Hue129.31°
Saturation (HSL)61.05%
Lightness62.75%
Dominant channelGreen
Hex per channelR 66 · G DA · B 78

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Every value on this page was computed from “66da78” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.