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Recognised as Colour

#F1F009

  • #F1F009
  • Yellow
  • Light
  • Nearest: Yellow

#F1F009 is a yellow with RGB values 241, 240, 9 and HSL 60°, 93%, 49%. It is a light colour, so black text on it reaches 17.2:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#F1F009#F1F009
HEX#F1F009
RGBrgb(241, 240, 9)
RGB (0–1)0.9451, 0.9412, 0.0353
RGB percentages94.5%, 94.1%, 3.5%
HSLhsl(59.7, 92.8%, 49%)
HSV / HSBhsv(59.7, 96.3%, 94.5%)
CMYK0%, 0.4%, 96.3%, 5.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,855,625
CSS custom property--colour: #F1F009;

Brightness & contrast

Relative luminance0.81041WCAG 2.x, 0 is black and 1 is white
Perceived brightness226.2 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 17.21:1
Contrast with white1.22:1WCAG normal text: Fail
Contrast with black17.21:1WCAG normal text: AAA
Greyscale equivalent#E0E0E0
Inverted#0E0FF6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE500no red cones; affects about 1% of men; ΔE 11.3 from the original
Deuteranopia#FFEB30no green cones; the most common form, about 1% of men; ΔE 10.6 from the original
Tritanopia#FFE0CDno blue cones; rare, and affects men and women equally; ΔE 81.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.22:1WCAG large text: Fail
Contrast with black, large text17.21:1WCAG large text: AAA

Named colours

Yellow · ΔE 7.1Gold · ΔE 19.1Yellow green · ΔE 33.1Green yellow · ΔE 33.3Goldenrod · ΔE 41.4Khaki · ΔE 46.1
Nearest named CSS colourYellow (#FFFF00)ΔE 7.08, clearly different but related
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#090AF1
Analogous#F17C09, #7EF109
Triadic#09F1F0, #F009F1
Split complementary#097EF1, #7C09F1
Tetradic#09F17C, #090AF1, #F1097E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FDFDC9
Lighter +30%#FBFB98
Lighter +20%#F9F967
Lighter +10%#F7F736
Darker −10%#C0BF07
Darker −20%#8F8E05
Darker −30%#5E5D03
Darker −40%#2C2C02
More saturated +25%#FAF900
Less saturated −25%#D2D128

Channel breakdown

R241
G240
B9
Red241 (94.5%)
Green240 (94.1%)
Blue9 (3.5%)
Hue59.74°
Saturation (HSL)92.8%
Lightness49.02%
Dominant channelRed
Hex per channelR F1 · G F0 · B 09

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Every value on this page was computed from “f1f009” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.