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Recognised as Colour

#EFEA66

  • #EFEA66
  • Yellow
  • Light
  • Nearest: Khaki

#EFEA66 is a yellow with RGB values 239, 234, 102 and HSL 58°, 81%, 67%. It is a light colour, so black text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Khaki.

Colour values

#EFEA66#EFEA66
HEX#EFEA66
RGBrgb(239, 234, 102)
RGB (0–1)0.9373, 0.9176, 0.4
RGB percentages93.7%, 91.8%, 40%
HSLhsl(57.8, 81.1%, 66.9%)
HSV / HSBhsv(57.8, 57.3%, 93.7%)
CMYK0%, 2.1%, 57.3%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,723,110
CSS custom property--colour: #EFEA66;

Brightness & contrast

Relative luminance0.78156WCAG 2.x, 0 is black and 1 is white
Perceived brightness224.5 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#E2E2E2
Inverted#101599

Colour vision & accessibility

Protanopia#FCE258no red cones; affects about 1% of men; ΔE 9.8 from the original
Deuteranopia#FEE76Dno green cones; the most common form, about 1% of men; ΔE 8.3 from the original
Tritanopia#FFDCCDno blue cones; rare, and affects men and women equally; ΔE 56.9 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

Nearest named CSS colourKhaki (#F0E68C)ΔE 19.12, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#666BEF
Analogous#EFA566, #B0EF66
Triadic#66EFEA, #EA66EF
Split complementary#66B0EF, #A566EF
Tetradic#66EFA5, #666BEF, #EF66B0

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#FDFDF1
Lighter +20%#F9F7C2
Lighter +10%#F4F094
Darker −10%#EAE438
Darker −20%#D8D117
Darker −30%#AAA512
Darker −40%#7C780D
More saturated +25%#FFF956
Less saturated −25%#DAD67B

Channel breakdown

R239
G234
B102
Red239 (93.7%)
Green234 (91.8%)
Blue102 (40%)
Hue57.81°
Saturation (HSL)81.07%
Lightness66.86%
Dominant channelRed
Hex per channelR EF · G EA · B 66

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Every value on this page was computed from “efea66” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.