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Recognised as Colour

#CFF42D

  • #CFF42D
  • Green
  • Light
  • Nearest: Green yellow

#CFF42D is a green with RGB values 207, 244, 45 and HSL 71°, 90%, 57%. It is a light colour, so black text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#CFF42D#CFF42D
HEX#CFF42D
RGBrgb(207, 244, 45)
RGB (0–1)0.8118, 0.9569, 0.1765
RGB percentages81.2%, 95.7%, 17.6%
HSLhsl(71.2, 90%, 56.7%)
HSV / HSBhsv(71.2, 81.6%, 95.7%)
CMYK15.2%, 0%, 81.6%, 4.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,628,461
CSS custom property--colour: #CFF42D;

Brightness & contrast

Relative luminance0.78156WCAG 2.x, 0 is black and 1 is white
Perceived brightness219.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.63:1
Contrast with white1.26:1WCAG normal text: Fail
Contrast with black16.63:1WCAG normal text: AAA
Greyscale equivalent#DEDEDE
Inverted#300BD2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE500no red cones; affects about 1% of men; ΔE 27.2 from the original
Deuteranopia#FFE543no green cones; the most common form, about 1% of men; ΔE 28 from the original
Tritanopia#DBE7D1no blue cones; rare, and affects men and women equally; ΔE 77.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.26:1WCAG large text: Fail
Contrast with black, large text16.63:1WCAG large text: AAA

Named colours

Green yellow · ΔE 17.4Yellow · ΔE 19.4Yellow green · ΔE 21.3Lawn green · ΔE 32.9Chartreuse · ΔE 33.2Gold · ΔE 33.8
Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 17.41, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#522DF4
Analogous#F4B52D, #6CF42D
Triadic#2DCFF4, #F42DCF
Split complementary#2D6BF4, #B62DF4
Tetradic#2DF4B6, #522DF4, #F42D6B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FBFEEF
Lighter +30%#F0FCBE
Lighter +20%#E5F98E
Lighter +10%#DAF75D
Darker −10%#BAE20C
Darker −20%#92B209
Darker −30%#6A8107
Darker −40%#435104
More saturated +25%#D6FF22
Less saturated −25%#BED849

Channel breakdown

R207
G244
B45
Red207 (81.2%)
Green244 (95.7%)
Blue45 (17.6%)
Hue71.16°
Saturation (HSL)90.05%
Lightness56.67%
Dominant channelGreen
Hex per channelR CF · G F4 · B 2D

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Every value on this page was computed from “cff42d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.