Recognised as Colour
#F22649
- #F22649
- Red
- Dark
- Nearest: Crimson
#F22649 is a red with RGB values 242, 38, 73 and HSL 350°, 89%, 55%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Crimson.
Colour values
#F22649#F22649
HEX#F22649
RGBrgb(242, 38, 73)
RGB (0–1)0.949, 0.149, 0.2863
RGB percentages94.9%, 14.9%, 28.6%
HSLhsl(349.7, 88.7%, 54.9%)
HSV / HSBhsv(349.7, 84.3%, 94.9%)
CMYK0%, 84.3%, 69.8%, 5.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,869,513
CSS custom property--colour: #F22649;
Brightness & contrast
Relative luminance0.20745WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.15:1
Contrast with white4.08:1WCAG normal text: Fail
Contrast with black5.15:1WCAG normal text: AA
Greyscale equivalent#545454
Inverted#0DD9B6
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.08:1WCAG large text: AA
Contrast with black, large text5.15:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#26F2CF
Analogous#F226AF, #F26926
Triadic#49F226, #2649F2
Split complementary#26F269, #26AFF2
Tetradic#AFF226, #26F2CF, #6926F2
Tints, shades & saturation
Channel breakdown
R242
G38
B73
Red242 (94.9%)
Green38 (14.9%)
Blue73 (28.6%)
Hue349.71°
Saturation (HSL)88.7%
Lightness54.9%
Dominant channelRed
Hex per channelR F2 · G 26 · B 49
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Also reads as
F22649 (chemical formula)
- Formula
- 430,285.702 g/mol
- 22649 atoms
F22649 has a molar mass of 430,285.702 g/mol, made up of 22649 atoms across 1 element: 22649 × F.
Molar mass
Molar mass430,285.702 g/mol
Total atoms per molecule22649
Distinct elements1
Mass of one molecule7.1450622 × 10^-19 g
Molecules per gram1.3995679 × 10^18
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 × 22649)430,285.702 g/mol, 100%
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