Recognised as Colour
#F40226
- #F40226
- Red
- Dark
- Nearest: Red
#F40226 is a red with RGB values 244, 2, 38 and HSL 351°, 98%, 48%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Red.
Colour values
#F40226#F40226
HEX#F40226
RGBrgb(244, 2, 38)
RGB (0–1)0.9569, 0.0078, 0.149
RGB percentages95.7%, 0.8%, 14.9%
HSLhsl(351.1, 98.4%, 48.2%)
HSV / HSBhsv(351.1, 99.2%, 95.7%)
CMYK0%, 99.2%, 84.4%, 4.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,991,334
CSS custom property--colour: #F40226;
Brightness & contrast
Relative luminance0.19416WCAG 2.x, 0 is black and 1 is white
Perceived brightness134 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.88:1
Contrast with white4.3:1WCAG normal text: Fail
Contrast with black4.88:1WCAG normal text: AA
Greyscale equivalent#383838
Inverted#0BFDD9
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.3:1WCAG large text: AA
Contrast with black, large text4.88:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#02F4D0
Analogous#F4029F, #F45702
Triadic#26F402, #0226F4
Split complementary#02F457, #029FF4
Tetradic#9FF402, #02F4D0, #5702F4
Tints, shades & saturation
Channel breakdown
R244
G2
B38
Red244 (95.7%)
Green2 (0.8%)
Blue38 (14.9%)
Hue351.07°
Saturation (HSL)98.37%
Lightness48.24%
Dominant channelRed
Hex per channelR F4 · G 02 · B 26
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Also reads as
F40226 (chemical formula)
- Formula
- 764,213.548 g/mol
- 40226 atoms
F40226 has a molar mass of 764,213.548 g/mol, made up of 40226 atoms across 1 element: 40226 × F.
Molar mass
Molar mass764,213.548 g/mol
Total atoms per molecule40226
Distinct elements1
Mass of one molecule1.2690065 × 10^-18 g
Molecules per gram7.8801806 × 10^17
Name
NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show
Composition by mass
F100%
Fluorine (F × 40226)764,213.548 g/mol, 100%
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