Recognised as Colour
#BF646C
- #BF646C
- Red
- Dark
- Nearest: Indian red
#BF646C is a red with RGB values 191, 100, 108 and HSL 355°, 42%, 57%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Indian red.
Colour values
#BF646C#BF646C
HEX#BF646C
RGBrgb(191, 100, 108)
RGB (0–1)0.749, 0.3922, 0.4235
RGB percentages74.9%, 39.2%, 42.4%
HSLhsl(354.7, 41.6%, 57.1%)
HSV / HSBhsv(354.7, 47.6%, 74.9%)
CMYK0%, 47.6%, 43.5%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,543,084
CSS custom property--colour: #BF646C;
Brightness & contrast
Relative luminance0.21273WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.25:1
Contrast with white4:1WCAG normal text: Fail
Contrast with black5.25:1WCAG normal text: AA
Greyscale equivalent#787878
Inverted#409B93
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4:1WCAG large text: AA
Contrast with black, large text5.25:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#64BFB7
Analogous#BF6499, #BF8A64
Triadic#6CBF64, #646CBF
Split complementary#64BF8A, #6499BF
Tetradic#99BF64, #64BFB7, #8A64BF
Tints, shades & saturation
Channel breakdown
R191
G100
B108
Red191 (74.9%)
Green100 (39.2%)
Blue108 (42.4%)
Hue354.73°
Saturation (HSL)41.55%
Lightness57.06%
Dominant channelRed
Hex per channelR BF · G 64 · B 6C
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Harmonies
Similar named colours
Also reads as
BF646C (chemical formula)
- Formula
- 12,295.529 g/mol
- 648 atoms
BF646C has a molar mass of 12,295.529 g/mol, made up of 648 atoms across 3 elements: 1 × B, 646 × F, 1 × C.
Molar mass
Molar mass12,295.529 g/mol
Total atoms per molecule648
Distinct elements3
Mass of one molecule2.0417206 × 10^-20 g
Molecules per gram4.8978297 × 10^19
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
B0.1%
F99.8%
C0.1%
Boron (B)10.81 g/mol, 0.088%
Fluorine (F × 646)12,272.708 g/mol, 99.814%
Carbon (C)12.011 g/mol, 0.098%
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