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Recognised as Colour

#FCFF00

  • #FCFF00
  • Yellow
  • Light
  • Nearest: Yellow

#FCFF00 is a yellow with RGB values 252, 255, 0 and HSL 61°, 100%, 50%. It is a light colour, so black text on it reaches 19.4:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#FCFF00#FCFF00
HEX#FCFF00
RGBrgb(252, 255, 0)
RGB (0–1)0.9882, 1, 0
RGB percentages98.8%, 100%, 0%
HSLhsl(60.7, 100%, 50%)
HSV / HSBhsv(60.7, 100%, 100%)
CMYK1.2%, 0%, 100%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,580,352
CSS custom property--colour: #FCFF00;

Brightness & contrast

Relative luminance0.92215WCAG 2.x, 0 is black and 1 is white
Perceived brightness239.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 19.44:1
Contrast with white1.08:1WCAG normal text: Fail
Contrast with black19.44:1WCAG normal text: AAA
Greyscale equivalent#ECECEC
Inverted#0300FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFF300no red cones; affects about 1% of men; ΔE 7.8 from the original
Deuteranopia#FFF932no green cones; the most common form, about 1% of men; ΔE 9.2 from the original
Tritanopia#FFEED9no blue cones; rare, and affects men and women equally; ΔE 85.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.08:1WCAG large text: Fail
Contrast with black, large text19.44:1WCAG large text: AAA

Named colours

Yellow · ΔE 1.3Gold · ΔE 24.2Green yellow · ΔE 32.5Yellow green · ΔE 37.5Chartreuse · ΔE 46.6Lawn green · ΔE 46.7
Nearest named CSS colourYellow (#FFFF00)ΔE 1.28, below the just-noticeable difference
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0300FF
Analogous#FF8200, #7DFF00
Triadic#00FCFF, #FF00FC
Split complementary#007CFF, #8300FF
Tetradic#00FF82, #0300FF, #FF007C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FEFFCC
Lighter +30%#FEFF99
Lighter +20%#FDFF66
Lighter +10%#FDFF33
Darker −10%#CACC00
Darker −20%#979900
Darker −30%#656600
Darker −40%#323300
More saturated +25%#FCFF00
Less saturated −25%#DDDF20

Channel breakdown

R252
G255
B0
Red252 (98.8%)
Green255 (100%)
Blue0 (0%)
Hue60.71°
Saturation (HSL)100%
Lightness50%
Dominant channelGreen
Hex per channelR FC · G FF · B 00

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Every value on this page was computed from “fcff00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.