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Colour

#CDDE33

  • #CDDE33
  • Yellow
  • Light
  • Nearest: Yellow green

#CDDE33 is a yellow with RGB values 205, 222, 51 and HSL 66°, 72%, 54%. It is a light colour, so black text on it reaches 14.1:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#CDDE33#CDDE33
HEX#CDDE33
RGBrgb(205, 222, 51)
RGB (0–1)0.8039, 0.8706, 0.2
RGB percentages80.4%, 87.1%, 20%
HSLhsl(66, 72.2%, 53.5%)
HSV / HSBhsv(66, 77%, 87.1%)
CMYK7.7%, 0%, 77%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,491,763
CSS custom property--colour: #CDDE33;

Brightness & contrast

Relative luminance0.65461WCAG 2.x, 0 is black and 1 is white
Perceived brightness204.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.09:1
Contrast with white1.49:1WCAG normal text: Fail
Contrast with black14.09:1WCAG normal text: AAA
Greyscale equivalent#CECECE
Inverted#3221CC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#EED200no red cones; affects about 1% of men; ΔE 21 from the original
Deuteranopia#EDD543no green cones; the most common form, about 1% of men; ΔE 18.9 from the original
Tritanopia#DAD1BFno blue cones; rare, and affects men and women equally; ΔE 69.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.49:1WCAG large text: Fail
Contrast with black, large text14.09:1WCAG large text: AAA

Named colours

Yellow green · ΔE 17.2Yellow · ΔE 23.4Gold · ΔE 26.5Green yellow · ΔE 28.8Khaki · ΔE 34.8Goldenrod · ΔE 37.3
Nearest named CSS colourYellow green (#9ACD32)ΔE 17.2, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4433DE
Analogous#DE9A33, #78DE33
Triadic#33CDDE, #DE33CD
Split complementary#3377DE, #9A33DE
Tetradic#33DE9A, #4433DE, #DE3377

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F8FAE3
Lighter +30%#EDF3B7
Lighter +20%#E3EC8B
Lighter +10%#D8E55F
Darker −10%#AFBF1F
Darker −20%#879318
Darker −30%#5F6711
Darker −40%#363B0A
More saturated +25%#E5FC15
Less saturated −25%#B5C051

Channel breakdown

R205
G222
B51
Red205 (80.4%)
Green222 (87.1%)
Blue51 (20%)
Hue65.96°
Saturation (HSL)72.15%
Lightness53.53%
Dominant channelGreen
Hex per channelR CD · G DE · B 33

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Every value on this page was computed from “cdde33” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.