Recognised as Colour
#BF2618
- #BF2618
- Red
- Dark
- Nearest: Firebrick
#BF2618 is a red with RGB values 191, 38, 24 and HSL 5°, 78%, 42%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Firebrick.
Colour values
#BF2618#BF2618
HEX#BF2618
RGBrgb(191, 38, 24)
RGB (0–1)0.749, 0.149, 0.0941
RGB percentages74.9%, 14.9%, 9.4%
HSLhsl(5, 77.7%, 42.2%)
HSV / HSBhsv(5, 87.4%, 74.9%)
CMYK0%, 80.1%, 87.4%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,527,128
CSS custom property--colour: #BF2618;
Brightness & contrast
Relative luminance0.12529WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.99:1
Contrast with white5.99:1WCAG normal text: AA
Contrast with black3.51:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#40D9E7
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.99:1WCAG large text: AAA
Contrast with black, large text3.51:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#18B1BF
Analogous#BF185E, #BF7918
Triadic#18BF26, #2618BF
Split complementary#18BF79, #185EBF
Tetradic#5EBF18, #18B1BF, #7A18BF
Tints, shades & saturation
Channel breakdown
R191
G38
B24
Red191 (74.9%)
Green38 (14.9%)
Blue24 (9.4%)
Hue5.03°
Saturation (HSL)77.67%
Lightness42.16%
Dominant channelRed
Hex per channelR BF · G 26 · B 18
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Also reads as
BF2618 (chemical formula)
- Formula
- 49,747.574 g/mol
- 2619 atoms
BF2618 has a molar mass of 49,747.574 g/mol, made up of 2619 atoms across 2 elements: 1 × B, 2618 × F.
Molar mass
Molar mass49,747.574 g/mol
Total atoms per molecule2619
Distinct elements2
Mass of one molecule8.260779 × 10^-20 g
Molecules per gram1.2105396 × 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%
F100%
Boron (B)10.81 g/mol, 0.022%
Fluorine (F × 2618)49,736.764 g/mol, 99.978%
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