Recognised as Colour
#F37BA1
- #F37BA1
- Red
- Dark
- Nearest: Pale violetred
#F37BA1 is a red with RGB values 243, 123, 161 and HSL 341°, 83%, 72%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Pale violetred.
Colour values
#F37BA1#F37BA1
HEX#F37BA1
RGBrgb(243, 123, 161)
RGB (0–1)0.9529, 0.4824, 0.6314
RGB percentages95.3%, 48.2%, 63.1%
HSLhsl(341, 83.3%, 71.8%)
HSV / HSBhsv(341, 49.4%, 95.3%)
CMYK0%, 49.4%, 33.7%, 4.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,956,897
CSS custom property--colour: #F37BA1;
Brightness & contrast
Relative luminance0.35794WCAG 2.x, 0 is black and 1 is white
Perceived brightness171.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.16:1
Contrast with white2.57:1WCAG normal text: Fail
Contrast with black8.16:1WCAG normal text: AAA
Greyscale equivalent#979797
Inverted#0C845E
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.57:1WCAG large text: Fail
Contrast with black, large text8.16:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#7BF3CD
Analogous#F37BDD, #F3917B
Triadic#A1F37B, #7BA1F3
Split complementary#7BF391, #7BDDF3
Tetradic#DDF37B, #7BF3CD, #917BF3
Tints, shades & saturation
Channel breakdown
R243
G123
B161
Red243 (95.3%)
Green123 (48.2%)
Blue161 (63.1%)
Hue341°
Saturation (HSL)83.33%
Lightness71.76%
Dominant channelRed
Hex per channelR F3 · G 7B · B A1
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Harmonies
Similar named colours
Also reads as
F37Ba1 (chemical formula)
- Formula
- 840.256 g/mol
- 38 atoms
F37Ba1 has a molar mass of 840.256 g/mol, made up of 38 atoms across 2 elements: 37 × F, 1 × Ba.
Molar mass
Molar mass840.256 g/mol
Total atoms per molecule38
Distinct elements2
Mass of one molecule1.3952779 × 10^-21 g
Molecules per gram7.167031 × 10^20
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
F83.7%
Ba16.3%
Fluorine (F × 37)702.926 g/mol, 83.656%
Barium (Ba)137.33 g/mol, 16.344%
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