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Recognised as Colour

#EFF640

  • #EFF640
  • Yellow
  • Light
  • Nearest: Yellow

#EFF640 is a yellow with RGB values 239, 246, 64 and HSL 62°, 91%, 61%. It is a light colour, so black text on it reaches 17.9:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#EFF640#EFF640
HEX#EFF640
RGBrgb(239, 246, 64)
RGB (0–1)0.9373, 0.9647, 0.251
RGB percentages93.7%, 96.5%, 25.1%
HSLhsl(62.3, 91%, 60.8%)
HSV / HSBhsv(62.3, 74%, 96.5%)
CMYK2.8%, 0%, 74%, 3.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,726,144
CSS custom property--colour: #EFF640;

Brightness & contrast

Relative luminance0.84632WCAG 2.x, 0 is black and 1 is white
Perceived brightness230.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 17.93:1
Contrast with white1.17:1WCAG normal text: Fail
Contrast with black17.93:1WCAG normal text: AAA
Greyscale equivalent#E7E7E7
Inverted#1009BF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFEB12no red cones; affects about 1% of men; ΔE 14.1 from the original
Deuteranopia#FFEF4Fno green cones; the most common form, about 1% of men; ΔE 11.7 from the original
Tritanopia#FFE7D4no blue cones; rare, and affects men and women equally; ΔE 73.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.17:1WCAG large text: Fail
Contrast with black, large text17.93:1WCAG large text: AAA

Named colours

Yellow · ΔE 14.5Gold · ΔE 22.7Yellow green · ΔE 26.9Green yellow · ΔE 30Khaki · ΔE 38.1Goldenrod · ΔE 40.3
Nearest named CSS colourYellow (#FFFF00)ΔE 14.53, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4740F6
Analogous#F6A240, #94F640
Triadic#40EFF6, #F640EF
Split complementary#4094F6, #A240F6
Tetradic#40F6A2, #4740F6, #F64094

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FBFDD2
Lighter +20%#F7FBA1
Lighter +10%#F3F871
Darker −10%#EBF40F
Darker −20%#BFC709
Darker −30%#909607
Darker −40%#626505
More saturated +25%#F7FF37
Less saturated −25%#D8DD59

Channel breakdown

R239
G246
B64
Red239 (93.7%)
Green246 (96.5%)
Blue64 (25.1%)
Hue62.31°
Saturation (HSL)91%
Lightness60.78%
Dominant channelGreen
Hex per channelR EF · G F6 · B 40

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Every value on this page was computed from “eff640” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.