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Colour

#F9FE00

  • #F9FE00
  • Yellow
  • Light
  • Nearest: Yellow

#F9FE00 is a yellow with RGB values 249, 254, 0 and HSL 61°, 100%, 50%. It is a light colour, so black text on it reaches 19.2:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#F9FE00#F9FE00
HEX#F9FE00
RGBrgb(249, 254, 0)
RGB (0–1)0.9765, 0.9961, 0
RGB percentages97.6%, 99.6%, 0%
HSLhsl(61.2, 100%, 49.8%)
HSV / HSBhsv(61.2, 100%, 99.6%)
CMYK2%, 0%, 100%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,383,488
CSS custom property--colour: #F9FE00;

Brightness & contrast

Relative luminance0.91023WCAG 2.x, 0 is black and 1 is white
Perceived brightness237.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 19.2:1
Contrast with white1.09:1WCAG normal text: Fail
Contrast with black19.2:1WCAG normal text: AAA
Greyscale equivalent#EBEBEB
Inverted#0601FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFF200no red cones; affects about 1% of men; ΔE 8.8 from the original
Deuteranopia#FFF732no green cones; the most common form, about 1% of men; ΔE 10.2 from the original
Tritanopia#FFEDD8no blue cones; rare, and affects men and women equally; ΔE 85.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.09:1WCAG large text: Fail
Contrast with black, large text19.2:1WCAG large text: AAA

Named colours

Yellow · ΔE 2.2Gold · ΔE 24.5Green yellow · ΔE 31.6Yellow green · ΔE 36.6Chartreuse · ΔE 45.7Lawn green · ΔE 45.8
Nearest named CSS colourYellow (#FFFF00)ΔE 2.23, below the just-noticeable difference
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0500FE
Analogous#FE8400, #7AFE00
Triadic#00F9FE, #FE00F9
Split complementary#007AFE, #8400FE
Tetradic#00FE84, #0500FE, #FE007A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FEFFCB
Lighter +30%#FDFF98
Lighter +20%#FCFF65
Lighter +10%#FBFF32
Darker −10%#C7CB00
Darker −20%#959800
Darker −30%#636500
Darker −40%#313200
More saturated +25%#F9FE00
Less saturated −25%#DADE20

Channel breakdown

R249
G254
B0
Red249 (97.6%)
Green254 (99.6%)
Blue0 (0%)
Hue61.18°
Saturation (HSL)100%
Lightness49.8%
Dominant channelGreen
Hex per channelR F9 · G FE · B 00

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Every value on this page was computed from “f9fe00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.