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Recognised as Colour

#FEF57A

  • #FEF57A
  • Yellow
  • Light
  • Nearest: Khaki

#FEF57A is a yellow with RGB values 254, 245, 122 and HSL 56°, 99%, 74%. It is a light colour, so black text on it reaches 18.6:1 contrast (AAA for normal text). The nearest named colour is Khaki.

Colour values

#FEF57A#FEF57A
HEX#FEF57A
RGBrgb(254, 245, 122)
RGB (0–1)0.9961, 0.9608, 0.4784
RGB percentages99.6%, 96.1%, 47.8%
HSLhsl(55.9, 98.5%, 73.7%)
HSV / HSBhsv(55.9, 52%, 99.6%)
CMYK0%, 3.5%, 52%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,708,986
CSS custom property--colour: #FEF57A;

Brightness & contrast

Relative luminance0.87781WCAG 2.x, 0 is black and 1 is white
Perceived brightness237.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 18.56:1
Contrast with white1.13:1WCAG normal text: Fail
Contrast with black18.56:1WCAG normal text: AAA
Greyscale equivalent#EEEEEE
Inverted#010A85

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFED6Eno red cones; affects about 1% of men; ΔE 5 from the original
Deuteranopia#FFF480no green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#FFE7D9no blue cones; rare, and affects men and women equally; ΔE 53.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.13:1WCAG large text: Fail
Contrast with black, large text18.56:1WCAG large text: AAA

Named colours

Khaki · ΔE 15.7Pale goldenrod · ΔE 29.3Dark khaki · ΔE 29.9Gold · ΔE 30.7Yellow green · ΔE 32.3Goldenrod · ΔE 33.4
Nearest named CSS colourKhaki (#F0E68C)ΔE 15.69, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7A83FE
Analogous#FEB37A, #C5FE7A
Triadic#7AFEF5, #F57AFE
Split complementary#7AC5FE, #B37AFE
Tetradic#7AFEB3, #7A83FE, #FE7AC5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFDDF
Lighter +10%#FEF9AD
Darker −10%#FEF147
Darker −20%#FDED15
Darker −30%#DDCE02
Darker −40%#AB9F01
More saturated +25%#FFF679
Less saturated −25%#EDE78B

Channel breakdown

R254
G245
B122
Red254 (99.6%)
Green245 (96.1%)
Blue122 (47.8%)
Hue55.91°
Saturation (HSL)98.51%
Lightness73.73%
Dominant channelRed
Hex per channelR FE · G F5 · B 7A

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Every value on this page was computed from “fef57a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.