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Recognised as Colour

#EFF73F

  • #EFF73F
  • Yellow
  • Light
  • Nearest: Yellow

#EFF73F is a yellow with RGB values 239, 247, 63 and HSL 63°, 92%, 61%. It is a light colour, so black text on it reaches 18:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#EFF73F#EFF73F
HEX#EFF73F
RGBrgb(239, 247, 63)
RGB (0–1)0.9373, 0.9686, 0.2471
RGB percentages93.7%, 96.9%, 24.7%
HSLhsl(62.6, 92%, 60.8%)
HSV / HSBhsv(62.6, 74.5%, 96.9%)
CMYK3.2%, 0%, 74.5%, 3.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,726,399
CSS custom property--colour: #EFF73F;

Brightness & contrast

Relative luminance0.85231WCAG 2.x, 0 is black and 1 is white
Perceived brightness231 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 18.05:1
Contrast with white1.16:1WCAG normal text: Fail
Contrast with black18.05:1WCAG normal text: AAA
Greyscale equivalent#E8E8E8
Inverted#1008C0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFEC0Dno red cones; affects about 1% of men; ΔE 14.1 from the original
Deuteranopia#FFF04Fno green cones; the most common form, about 1% of men; ΔE 11.9 from the original
Tritanopia#FFE8D5no blue cones; rare, and affects men and women equally; ΔE 74.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.16:1WCAG large text: Fail
Contrast with black, large text18.05:1WCAG large text: AAA

Named colours

Yellow · ΔE 14Gold · ΔE 23.1Yellow green · ΔE 27.1Green yellow · ΔE 29.5Khaki · ΔE 38.8Goldenrod · ΔE 41
Nearest named CSS colourYellow (#FFFF00)ΔE 13.99, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#473FF7
Analogous#F7A33F, #93F73F
Triadic#3FEFF7, #F73FEF
Split complementary#3F93F7, #A33FF7
Tetradic#3FF7A3, #473FF7, #F73F93

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FBFDD2
Lighter +20%#F7FBA1
Lighter +10%#F3F970
Darker −10%#EBF50E
Darker −20%#BFC808
Darker −30%#909706
Darker −40%#626604
More saturated +25%#F6FF37
Less saturated −25%#D8DE58

Channel breakdown

R239
G247
B63
Red239 (93.7%)
Green247 (96.9%)
Blue63 (24.7%)
Hue62.61°
Saturation (HSL)92%
Lightness60.78%
Dominant channelGreen
Hex per channelR EF · G F7 · B 3F

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Every value on this page was computed from “eff73f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.